diff --git a/rsconcept/frontend/src/components/select/PickConstituenta.tsx b/rsconcept/frontend/src/components/select/PickConstituenta.tsx
index 36760ab4..6c604647 100644
--- a/rsconcept/frontend/src/components/select/PickConstituenta.tsx
+++ b/rsconcept/frontend/src/components/select/PickConstituenta.tsx
@@ -17,6 +17,9 @@ import { describeConstituenta } from '@/utils/labels';
 
 interface PickConstituentaProps extends CProps.Styling {
   id?: string;
+  value?: IConstituenta;
+  onChange: (newValue: IConstituenta) => void;
+
   prefixID: string;
   data?: IConstituenta[];
   rows?: number;
@@ -25,9 +28,6 @@ interface PickConstituentaProps extends CProps.Styling {
   onBeginFilter?: (cst: IConstituenta) => boolean;
   describeFunc?: (cst: IConstituenta) => string;
   matchFunc?: (cst: IConstituenta, filter: string) => boolean;
-
-  value?: IConstituenta;
-  onSelectValue: (newValue: IConstituenta) => void;
 }
 
 const columnHelper = createColumnHelper<IConstituenta>();
@@ -42,7 +42,7 @@ function PickConstituenta({
   describeFunc = describeConstituenta,
   matchFunc = (cst, filter) => matchConstituenta(cst, filter, CstMatchMode.ALL),
   onBeginFilter,
-  onSelectValue,
+  onChange,
   className,
   ...restProps
 }: PickConstituentaProps) {
@@ -110,7 +110,7 @@ function PickConstituenta({
             <p>Измените параметры фильтра</p>
           </NoData>
         }
-        onRowClicked={onSelectValue}
+        onRowClicked={onChange}
       />
     </div>
   );
diff --git a/rsconcept/frontend/src/components/select/PickMultiConstituenta.tsx b/rsconcept/frontend/src/components/select/PickMultiConstituenta.tsx
index f6dea9a8..a098b3a3 100644
--- a/rsconcept/frontend/src/components/select/PickMultiConstituenta.tsx
+++ b/rsconcept/frontend/src/components/select/PickMultiConstituenta.tsx
@@ -18,15 +18,15 @@ import ToolbarGraphSelection from './ToolbarGraphSelection';
 
 interface PickMultiConstituentaProps extends CProps.Styling {
   id?: string;
+  value: ConstituentaID[];
+  onChange: React.Dispatch<React.SetStateAction<ConstituentaID[]>>;
+
   schema: IRSForm;
   data: IConstituenta[];
 
   prefixID: string;
   rows?: number;
   noBorder?: boolean;
-
-  selected: ConstituentaID[];
-  setSelected: React.Dispatch<React.SetStateAction<ConstituentaID[]>>;
 }
 
 const columnHelper = createColumnHelper<IConstituenta>();
@@ -38,8 +38,8 @@ function PickMultiConstituenta({
   prefixID,
   rows,
   noBorder,
-  selected,
-  setSelected,
+  value,
+  onChange,
   className,
   ...restProps
 }: PickMultiConstituentaProps) {
@@ -74,10 +74,10 @@ function PickMultiConstituenta({
     }
     const newRowSelection: RowSelectionState = {};
     filtered.forEach((cst, index) => {
-      newRowSelection[String(index)] = selected.includes(cst.id);
+      newRowSelection[String(index)] = value.includes(cst.id);
     });
     setRowSelection(newRowSelection);
-  }, [filtered, setRowSelection, selected]);
+  }, [filtered, setRowSelection, value]);
 
   useEffect(() => {
     if (data.length === 0) {
@@ -91,7 +91,7 @@ function PickMultiConstituenta({
 
   function handleRowSelection(updater: React.SetStateAction<RowSelectionState>) {
     if (!data) {
-      setSelected([]);
+      onChange([]);
     } else {
       const newRowSelection = typeof updater === 'function' ? updater(rowSelection) : updater;
       const newSelection: ConstituentaID[] = [];
@@ -100,7 +100,7 @@ function PickMultiConstituenta({
           newSelection.push(cst.id);
         }
       });
-      setSelected(prev => [...prev.filter(cst_id => !filtered.find(cst => cst.id === cst_id)), ...newSelection]);
+      onChange(prev => [...prev.filter(cst_id => !filtered.find(cst => cst.id === cst_id)), ...newSelection]);
     }
   }
 
@@ -122,7 +122,7 @@ function PickMultiConstituenta({
     <div className={clsx(noBorder ? '' : 'border', className)} {...restProps}>
       <div className={clsx('px-3 flex justify-between items-center', 'clr-input', 'border-b', 'rounded-t-md')}>
         <div className='w-[24ch] select-none whitespace-nowrap'>
-          {data.length > 0 ? `Выбраны ${selected.length} из ${data.length}` : 'Конституенты'}
+          {data.length > 0 ? `Выбраны ${value.length} из ${data.length}` : 'Конституенты'}
         </div>
         <SearchBar
           id='dlg_constituents_search'
@@ -135,9 +135,9 @@ function PickMultiConstituenta({
           graph={foldedGraph}
           isCore={cstID => isBasicConcept(schema.cstByID.get(cstID)?.cst_type)}
           isOwned={cstID => !schema.cstByID.get(cstID)?.is_inherited}
-          selected={selected}
-          setSelected={setSelected}
-          emptySelection={selected.length === 0}
+          value={value}
+          onChange={onChange}
+          emptySelection={value.length === 0}
           className='w-fit'
         />
       </div>
diff --git a/rsconcept/frontend/src/components/select/PickMultiOperation.tsx b/rsconcept/frontend/src/components/select/PickMultiOperation.tsx
index 98b891cc..07348f71 100644
--- a/rsconcept/frontend/src/components/select/PickMultiOperation.tsx
+++ b/rsconcept/frontend/src/components/select/PickMultiOperation.tsx
@@ -12,36 +12,36 @@ import NoData from '@/components/ui/NoData';
 import { IOperation, OperationID } from '@/models/oss';
 
 interface PickMultiOperationProps extends CProps.Styling {
-  rows?: number;
+  value: OperationID[];
+  onChange: React.Dispatch<React.SetStateAction<OperationID[]>>;
 
   items: IOperation[];
-  selected: OperationID[];
-  setSelected: React.Dispatch<React.SetStateAction<OperationID[]>>;
+  rows?: number;
 }
 
 const columnHelper = createColumnHelper<IOperation>();
 
-function PickMultiOperation({ rows, items, selected, setSelected, className, ...restProps }: PickMultiOperationProps) {
-  const selectedItems = selected.map(itemID => items.find(item => item.id === itemID)!);
-  const nonSelectedItems = items.filter(item => !selected.includes(item.id));
+function PickMultiOperation({ rows, items, value, onChange, className, ...restProps }: PickMultiOperationProps) {
+  const selectedItems = value.map(itemID => items.find(item => item.id === itemID)!);
+  const nonSelectedItems = items.filter(item => !value.includes(item.id));
   const [lastSelected, setLastSelected] = useState<IOperation | undefined>(undefined);
 
   function handleDelete(operation: OperationID) {
-    setSelected(prev => prev.filter(item => item !== operation));
+    onChange(prev => prev.filter(item => item !== operation));
   }
 
   function handleSelect(operation?: IOperation) {
     if (operation) {
       setLastSelected(operation);
-      setSelected(prev => [...prev, operation.id]);
+      onChange(prev => [...prev, operation.id]);
       setTimeout(() => setLastSelected(undefined), 1000);
     }
   }
 
   function handleMoveUp(operation: OperationID) {
-    const index = selected.indexOf(operation);
+    const index = value.indexOf(operation);
     if (index > 0) {
-      setSelected(prev => {
+      onChange(prev => {
         const newSelected = [...prev];
         newSelected[index] = newSelected[index - 1];
         newSelected[index - 1] = operation;
@@ -51,9 +51,9 @@ function PickMultiOperation({ rows, items, selected, setSelected, className, ...
   }
 
   function handleMoveDown(operation: OperationID) {
-    const index = selected.indexOf(operation);
-    if (index < selected.length - 1) {
-      setSelected(prev => {
+    const index = value.indexOf(operation);
+    if (index < value.length - 1) {
+      onChange(prev => {
         const newSelected = [...prev];
         newSelected[index] = newSelected[index + 1];
         newSelected[index + 1] = operation;
@@ -118,7 +118,7 @@ function PickMultiOperation({ rows, items, selected, setSelected, className, ...
         noBorder
         items={nonSelectedItems} // prettier: split-line
         value={lastSelected}
-        onSelectValue={handleSelect}
+        onChange={handleSelect}
       />
       <DataTable
         dense
diff --git a/rsconcept/frontend/src/components/select/PickSchema.tsx b/rsconcept/frontend/src/components/select/PickSchema.tsx
index 63c0425b..e36492b2 100644
--- a/rsconcept/frontend/src/components/select/PickSchema.tsx
+++ b/rsconcept/frontend/src/components/select/PickSchema.tsx
@@ -19,14 +19,15 @@ import SelectLocation from './SelectLocation';
 
 interface PickSchemaProps extends CProps.Styling {
   id?: string;
+  value?: LibraryItemID;
+  onChange: (newValue: LibraryItemID) => void;
+
   initialFilter?: string;
   rows?: number;
 
   items: ILibraryItem[];
   itemType: LibraryItemType;
-  value?: LibraryItemID;
   baseFilter?: (target: ILibraryItem) => boolean;
-  onSelectValue: (newValue: LibraryItemID) => void;
 }
 
 const columnHelper = createColumnHelper<ILibraryItem>();
@@ -38,7 +39,7 @@ function PickSchema({
   items,
   itemType,
   value,
-  onSelectValue,
+  onChange,
   baseFilter,
   className,
   ...restProps
@@ -156,7 +157,7 @@ function PickSchema({
             <p>Измените параметры фильтра</p>
           </FlexColumn>
         }
-        onRowClicked={rowData => onSelectValue(rowData.id)}
+        onRowClicked={rowData => onChange(rowData.id)}
       />
     </div>
   );
diff --git a/rsconcept/frontend/src/components/select/PickSubstitutions.tsx b/rsconcept/frontend/src/components/select/PickSubstitutions.tsx
index 0edb0540..195478e0 100644
--- a/rsconcept/frontend/src/components/select/PickSubstitutions.tsx
+++ b/rsconcept/frontend/src/components/select/PickSubstitutions.tsx
@@ -20,8 +20,9 @@ import { errors } from '@/utils/labels';
 import SelectLibraryItem from './SelectLibraryItem';
 
 interface PickSubstitutionsProps extends CProps.Styling {
-  substitutions: ICstSubstitute[];
-  setSubstitutions: React.Dispatch<React.SetStateAction<ICstSubstitute[]>>;
+  value: ICstSubstitute[];
+  onChange: React.Dispatch<React.SetStateAction<ICstSubstitute[]>>;
+
   suggestions?: ICstSubstitute[];
 
   prefixID: string;
@@ -35,8 +36,8 @@ interface PickSubstitutionsProps extends CProps.Styling {
 const columnHelper = createColumnHelper<IMultiSubstitution>();
 
 function PickSubstitutions({
-  substitutions,
-  setSubstitutions,
+  value,
+  onChange,
   suggestions,
   prefixID,
   rows,
@@ -66,7 +67,7 @@ function PickSubstitutions({
     ) ?? [];
 
   const substitutionData: IMultiSubstitution[] = [
-    ...substitutions.map(item => ({
+    ...value.map(item => ({
       original_source: getSchemaByCst(item.original)!,
       original: getConstituenta(item.original)!,
       substitution: getConstituenta(item.substitution)!,
@@ -110,8 +111,8 @@ function PickSubstitutions({
       original: deleteRight ? rightCst.id : leftCst.id,
       substitution: deleteRight ? leftCst.id : rightCst.id
     };
-    const toDelete = substitutions.map(item => item.original);
-    const replacements = substitutions.map(item => item.substitution);
+    const toDelete = value.map(item => item.original);
+    const replacements = value.map(item => item.substitution);
     if (
       toDelete.includes(newSubstitution.original) ||
       toDelete.includes(newSubstitution.substitution) ||
@@ -126,7 +127,7 @@ function PickSubstitutions({
         return;
       }
     }
-    setSubstitutions(prev => [...prev, newSubstitution]);
+    onChange(prev => [...prev, newSubstitution]);
     setLeftCst(undefined);
     setRightCst(undefined);
   }
@@ -136,12 +137,12 @@ function PickSubstitutions({
   }
 
   function handleAcceptSuggestion(item: IMultiSubstitution) {
-    setSubstitutions(prev => [...prev, { original: item.original.id, substitution: item.substitution.id }]);
+    onChange(prev => [...prev, { original: item.original.id, substitution: item.substitution.id }]);
   }
 
   function handleDeleteSubstitution(target: IMultiSubstitution) {
     handleDeclineSuggestion(target);
-    setSubstitutions(prev => {
+    onChange(prev => {
       const newItems: ICstSubstitute[] = [];
       prev.forEach(item => {
         if (item.original !== target.original.id || item.substitution !== target.substitution.id) {
@@ -230,15 +231,15 @@ function PickSubstitutions({
             placeholder='Выберите аргумент'
             items={allowSelfSubstitution ? schemas : schemas.filter(item => item.id !== rightArgument?.id)}
             value={leftArgument}
-            onSelectValue={setLeftArgument}
+            onChange={setLeftArgument}
           />
           <SelectConstituenta
             noBorder
             items={(leftArgument as IRSForm)?.items.filter(
-              cst => !substitutions.find(item => item.original === cst.id) && (!filter || filter(cst))
+              cst => !value.find(item => item.original === cst.id) && (!filter || filter(cst))
             )}
             value={leftCst}
-            onSelectValue={setLeftCst}
+            onChange={setLeftCst}
           />
         </div>
         <div className='flex flex-col gap-1'>
@@ -268,15 +269,15 @@ function PickSubstitutions({
             placeholder='Выберите аргумент'
             items={allowSelfSubstitution ? schemas : schemas.filter(item => item.id !== leftArgument?.id)}
             value={rightArgument}
-            onSelectValue={setRightArgument}
+            onChange={setRightArgument}
           />
           <SelectConstituenta
             noBorder
             items={(rightArgument as IRSForm)?.items.filter(
-              cst => !substitutions.find(item => item.original === cst.id) && (!filter || filter(cst))
+              cst => !value.find(item => item.original === cst.id) && (!filter || filter(cst))
             )}
             value={rightCst}
-            onSelectValue={setRightCst}
+            onChange={setRightCst}
           />
         </div>
       </div>
diff --git a/rsconcept/frontend/src/components/select/SelectAccessPolicy.tsx b/rsconcept/frontend/src/components/select/SelectAccessPolicy.tsx
index ecb63b19..9f8e3a50 100644
--- a/rsconcept/frontend/src/components/select/SelectAccessPolicy.tsx
+++ b/rsconcept/frontend/src/components/select/SelectAccessPolicy.tsx
@@ -15,6 +15,7 @@ import { describeAccessPolicy, labelAccessPolicy } from '@/utils/labels';
 interface SelectAccessPolicyProps extends CProps.Styling {
   value: AccessPolicy;
   onChange: (value: AccessPolicy) => void;
+
   disabled?: boolean;
   stretchLeft?: boolean;
 }
diff --git a/rsconcept/frontend/src/components/select/SelectConstituenta.tsx b/rsconcept/frontend/src/components/select/SelectConstituenta.tsx
index 8cef8cfb..56a200fe 100644
--- a/rsconcept/frontend/src/components/select/SelectConstituenta.tsx
+++ b/rsconcept/frontend/src/components/select/SelectConstituenta.tsx
@@ -10,10 +10,10 @@ import { matchConstituenta } from '@/models/rsformAPI';
 import { describeConstituenta, describeConstituentaTerm } from '@/utils/labels';
 
 interface SelectConstituentaProps extends CProps.Styling {
-  items?: IConstituenta[];
   value?: IConstituenta;
-  onSelectValue: (newValue?: IConstituenta) => void;
+  onChange: (newValue?: IConstituenta) => void;
 
+  items?: IConstituenta[];
   placeholder?: string;
   noBorder?: boolean;
 }
@@ -22,7 +22,7 @@ function SelectConstituenta({
   className,
   items,
   value,
-  onSelectValue,
+  onChange,
   placeholder = 'Выберите конституенту',
   ...restProps
 }: SelectConstituentaProps) {
@@ -42,7 +42,7 @@ function SelectConstituenta({
       className={clsx('text-ellipsis', className)}
       options={options}
       value={value ? { value: value.id, label: `${value.alias}: ${describeConstituentaTerm(value)}` } : null}
-      onChange={data => onSelectValue(items?.find(cst => cst.id === data?.value))}
+      onChange={data => onChange(items?.find(cst => cst.id === data?.value))}
       // @ts-expect-error: TODO: use type definitions from react-select in filter object
       filterOption={filter}
       placeholder={placeholder}
diff --git a/rsconcept/frontend/src/components/select/SelectGraphFilter.tsx b/rsconcept/frontend/src/components/select/SelectGraphFilter.tsx
index fdcf3ef2..3d7e4d8f 100644
--- a/rsconcept/frontend/src/components/select/SelectGraphFilter.tsx
+++ b/rsconcept/frontend/src/components/select/SelectGraphFilter.tsx
@@ -15,8 +15,8 @@ import { describeCstSource, labelCstSource } from '@/utils/labels';
 
 interface SelectGraphFilterProps extends CProps.Styling {
   value: DependencyMode;
-  dense?: boolean;
   onChange: (value: DependencyMode) => void;
+  dense?: boolean;
 }
 
 function SelectGraphFilter({ value, dense, onChange, ...restProps }: SelectGraphFilterProps) {
diff --git a/rsconcept/frontend/src/components/select/SelectLibraryItem.tsx b/rsconcept/frontend/src/components/select/SelectLibraryItem.tsx
index 9e692b1f..ad4940ce 100644
--- a/rsconcept/frontend/src/components/select/SelectLibraryItem.tsx
+++ b/rsconcept/frontend/src/components/select/SelectLibraryItem.tsx
@@ -10,7 +10,7 @@ import { matchLibraryItem } from '@/models/libraryAPI';
 interface SelectLibraryItemProps extends CProps.Styling {
   items?: ILibraryItem[];
   value?: ILibraryItem;
-  onSelectValue: (newValue?: ILibraryItem) => void;
+  onChange: (newValue?: ILibraryItem) => void;
 
   placeholder?: string;
   noBorder?: boolean;
@@ -20,7 +20,7 @@ function SelectLibraryItem({
   className,
   items,
   value,
-  onSelectValue,
+  onChange,
   placeholder = 'Выберите схему',
   ...restProps
 }: SelectLibraryItemProps) {
@@ -40,7 +40,7 @@ function SelectLibraryItem({
       className={clsx('text-ellipsis', className)}
       options={options}
       value={value ? { value: value.id, label: `${value.alias}: ${value.title}` } : null}
-      onChange={data => onSelectValue(items?.find(cst => cst.id === data?.value))}
+      onChange={data => onChange(items?.find(cst => cst.id === data?.value))}
       // @ts-expect-error: TODO: use type definitions from react-select in filter object
       filterOption={filter}
       placeholder={placeholder}
diff --git a/rsconcept/frontend/src/components/select/SelectLocation.tsx b/rsconcept/frontend/src/components/select/SelectLocation.tsx
index 4a610d7b..0bbcba3d 100644
--- a/rsconcept/frontend/src/components/select/SelectLocation.tsx
+++ b/rsconcept/frontend/src/components/select/SelectLocation.tsx
@@ -12,9 +12,10 @@ import { labelFolderNode } from '@/utils/labels';
 
 interface SelectLocationProps extends CProps.Styling {
   value: string;
+  onClick: (event: CProps.EventMouse, target: FolderNode) => void;
+
   prefix: string;
   dense?: boolean;
-  onClick: (event: CProps.EventMouse, target: FolderNode) => void;
 }
 
 function SelectLocation({ value, dense, prefix, onClick, className, style }: SelectLocationProps) {
diff --git a/rsconcept/frontend/src/components/select/SelectLocationContext.tsx b/rsconcept/frontend/src/components/select/SelectLocationContext.tsx
index 32d268b9..662042ec 100644
--- a/rsconcept/frontend/src/components/select/SelectLocationContext.tsx
+++ b/rsconcept/frontend/src/components/select/SelectLocationContext.tsx
@@ -14,10 +14,9 @@ import SelectLocation from './SelectLocation';
 
 interface SelectLocationContextProps extends CProps.Styling {
   value: string;
+  onChange: (newValue: string) => void;
   title?: string;
   stretchTop?: boolean;
-
-  onChange: (newValue: string) => void;
 }
 
 function SelectLocationContext({
diff --git a/rsconcept/frontend/src/components/select/SelectMatchMode.tsx b/rsconcept/frontend/src/components/select/SelectMatchMode.tsx
index 8f7c24b4..11fe79a3 100644
--- a/rsconcept/frontend/src/components/select/SelectMatchMode.tsx
+++ b/rsconcept/frontend/src/components/select/SelectMatchMode.tsx
@@ -15,8 +15,8 @@ import { describeCstMatchMode, labelCstMatchMode } from '@/utils/labels';
 
 interface SelectMatchModeProps extends CProps.Styling {
   value: CstMatchMode;
-  dense?: boolean;
   onChange: (value: CstMatchMode) => void;
+  dense?: boolean;
 }
 
 function SelectMatchMode({ value, dense, onChange, ...restProps }: SelectMatchModeProps) {
diff --git a/rsconcept/frontend/src/components/select/SelectMultiGrammeme.tsx b/rsconcept/frontend/src/components/select/SelectMultiGrammeme.tsx
index e35e600a..9dc60669 100644
--- a/rsconcept/frontend/src/components/select/SelectMultiGrammeme.tsx
+++ b/rsconcept/frontend/src/components/select/SelectMultiGrammeme.tsx
@@ -10,11 +10,11 @@ interface SelectMultiGrammemeProps
   extends Omit<SelectMultiProps<IGrammemeOption>, 'value' | 'onChange'>,
     CProps.Styling {
   value: IGrammemeOption[];
-  onChangeValue: (newValue: IGrammemeOption[]) => void;
+  onChange: (newValue: IGrammemeOption[]) => void;
   placeholder?: string;
 }
 
-function SelectMultiGrammeme({ value, onChangeValue, ...restProps }: SelectMultiGrammemeProps) {
+function SelectMultiGrammeme({ value, onChange, ...restProps }: SelectMultiGrammemeProps) {
   const [options, setOptions] = useState<IGrammemeOption[]>([]);
 
   useEffect(() => {
@@ -28,7 +28,7 @@ function SelectMultiGrammeme({ value, onChangeValue, ...restProps }: SelectMulti
     <SelectMulti
       options={options}
       value={value}
-      onChange={newValue => onChangeValue([...newValue].sort(compareGrammemeOptions))}
+      onChange={newValue => onChange([...newValue].sort(compareGrammemeOptions))}
       {...restProps}
     />
   );
diff --git a/rsconcept/frontend/src/components/select/SelectOperation.tsx b/rsconcept/frontend/src/components/select/SelectOperation.tsx
index c42946f5..d85cace7 100644
--- a/rsconcept/frontend/src/components/select/SelectOperation.tsx
+++ b/rsconcept/frontend/src/components/select/SelectOperation.tsx
@@ -10,7 +10,7 @@ import { matchOperation } from '@/models/ossAPI';
 interface SelectOperationProps extends CProps.Styling {
   items?: IOperation[];
   value?: IOperation;
-  onSelectValue: (newValue?: IOperation) => void;
+  onChange: (newValue?: IOperation) => void;
 
   placeholder?: string;
   noBorder?: boolean;
@@ -20,7 +20,7 @@ function SelectOperation({
   className,
   items,
   value,
-  onSelectValue,
+  onChange,
   placeholder = 'Выберите операцию',
   ...restProps
 }: SelectOperationProps) {
@@ -40,7 +40,7 @@ function SelectOperation({
       className={clsx('text-ellipsis', className)}
       options={options}
       value={value ? { value: value.id, label: `${value.alias}: ${value.title}` } : null}
-      onChange={data => onSelectValue(items?.find(cst => cst.id === data?.value))}
+      onChange={data => onChange(items?.find(cst => cst.id === data?.value))}
       // @ts-expect-error: TODO: use type definitions from react-select in filter object
       filterOption={filter}
       placeholder={placeholder}
diff --git a/rsconcept/frontend/src/components/select/SelectUser.tsx b/rsconcept/frontend/src/components/select/SelectUser.tsx
index 423eab08..cdf5f3ca 100644
--- a/rsconcept/frontend/src/components/select/SelectUser.tsx
+++ b/rsconcept/frontend/src/components/select/SelectUser.tsx
@@ -11,7 +11,7 @@ import { matchUser } from '@/models/userAPI';
 
 interface SelectUserProps extends CProps.Styling {
   value?: UserID;
-  onSelectValue: (newValue: UserID) => void;
+  onChange: (newValue: UserID) => void;
   filter?: (userID: UserID) => boolean;
 
   placeholder?: string;
@@ -22,7 +22,7 @@ function SelectUser({
   className,
   filter,
   value,
-  onSelectValue,
+  onChange,
   placeholder = 'Выберите пользователя',
   ...restProps
 }: SelectUserProps) {
@@ -46,7 +46,7 @@ function SelectUser({
       options={options}
       value={value ? { value: value, label: getUserLabel(value) } : null}
       onChange={data => {
-        if (data?.value !== undefined) onSelectValue(data.value);
+        if (data?.value !== undefined) onChange(data.value);
       }}
       // @ts-expect-error: TODO: use type definitions from react-select in filter object
       filterOption={filterLabel}
diff --git a/rsconcept/frontend/src/components/select/SelectVersion.tsx b/rsconcept/frontend/src/components/select/SelectVersion.tsx
index e5419ca5..5ca00ee6 100644
--- a/rsconcept/frontend/src/components/select/SelectVersion.tsx
+++ b/rsconcept/frontend/src/components/select/SelectVersion.tsx
@@ -11,13 +11,13 @@ interface SelectVersionProps extends CProps.Styling {
   id?: string;
   items?: IVersionInfo[];
   value?: VersionID;
-  onSelectValue: (newValue?: VersionID) => void;
+  onChange: (newValue?: VersionID) => void;
 
   placeholder?: string;
   noBorder?: boolean;
 }
 
-function SelectVersion({ id, className, items, value, onSelectValue, ...restProps }: SelectVersionProps) {
+function SelectVersion({ id, className, items, value, onChange, ...restProps }: SelectVersionProps) {
   const options = [
     {
       value: undefined,
@@ -40,7 +40,7 @@ function SelectVersion({ id, className, items, value, onSelectValue, ...restProp
       className={clsx('min-w-[12rem] text-ellipsis', className)}
       options={options}
       value={{ value: value, label: valueLabel }}
-      onChange={data => onSelectValue(data?.value)}
+      onChange={data => onChange(data?.value)}
       {...restProps}
     />
   );
diff --git a/rsconcept/frontend/src/components/select/SelectWordForm.tsx b/rsconcept/frontend/src/components/select/SelectWordForm.tsx
index 3ede7b70..e7129968 100644
--- a/rsconcept/frontend/src/components/select/SelectWordForm.tsx
+++ b/rsconcept/frontend/src/components/select/SelectWordForm.tsx
@@ -10,16 +10,16 @@ import { prefixes } from '@/utils/constants';
 import { DefaultWordForms, IGrammemeOption, SelectorGrammemes } from '@/utils/selectors';
 
 interface SelectWordFormProps extends CProps.Styling {
-  selected: IGrammemeOption[];
-  setSelected: React.Dispatch<React.SetStateAction<IGrammemeOption[]>>;
+  value: IGrammemeOption[];
+  onChange: React.Dispatch<React.SetStateAction<IGrammemeOption[]>>;
 }
 
-function SelectWordForm({ selected, setSelected, className, ...restProps }: SelectWordFormProps) {
+function SelectWordForm({ value, onChange, className, ...restProps }: SelectWordFormProps) {
   const handleSelect = useCallback(
     (grams: Grammeme[]) => {
-      setSelected(SelectorGrammemes.filter(({ value }) => grams.includes(value as Grammeme)));
+      onChange(SelectorGrammemes.filter(({ value }) => grams.includes(value as Grammeme)));
     },
-    [setSelected]
+    [onChange]
   );
 
   return (
@@ -30,7 +30,7 @@ function SelectWordForm({ selected, setSelected, className, ...restProps }: Sele
           text={data.text}
           example={data.example}
           grams={data.grams}
-          isSelected={data.grams.every(gram => selected.find(item => (item.value as Grammeme) === gram))}
+          isSelected={data.grams.every(gram => value.find(item => (item.value as Grammeme) === gram))}
           onSelectGrams={handleSelect}
         />
       ))}
diff --git a/rsconcept/frontend/src/components/select/ToolbarGraphSelection.tsx b/rsconcept/frontend/src/components/select/ToolbarGraphSelection.tsx
index ff8e58fd..ca1c7707 100644
--- a/rsconcept/frontend/src/components/select/ToolbarGraphSelection.tsx
+++ b/rsconcept/frontend/src/components/select/ToolbarGraphSelection.tsx
@@ -17,37 +17,37 @@ import MiniButton from '@/components/ui/MiniButton';
 import { Graph } from '@/models/Graph';
 
 interface ToolbarGraphSelectionProps extends CProps.Styling {
+  value: number[];
+  onChange: (newSelection: number[]) => void;
   graph: Graph;
-  selected: number[];
   isCore: (item: number) => boolean;
   isOwned?: (item: number) => boolean;
-  setSelected: (newSelection: number[]) => void;
   emptySelection?: boolean;
 }
 
 function ToolbarGraphSelection({
   className,
   graph,
-  selected,
+  value: selected,
   isCore,
   isOwned,
-  setSelected,
+  onChange,
   emptySelection,
   ...restProps
 }: ToolbarGraphSelectionProps) {
   const handleSelectCore = useCallback(() => {
     const core = [...graph.nodes.keys()].filter(isCore);
-    setSelected([...core, ...graph.expandInputs(core)]);
-  }, [setSelected, graph, isCore]);
+    onChange([...core, ...graph.expandInputs(core)]);
+  }, [onChange, graph, isCore]);
 
   const handleSelectOwned = useCallback(
-    () => (isOwned ? setSelected([...graph.nodes.keys()].filter(isOwned)) : undefined),
-    [setSelected, graph, isOwned]
+    () => (isOwned ? onChange([...graph.nodes.keys()].filter(isOwned)) : undefined),
+    [onChange, graph, isOwned]
   );
 
   const handleInvertSelection = useCallback(
-    () => setSelected([...graph.nodes.keys()].filter(item => !selected.includes(item))),
-    [setSelected, selected, graph]
+    () => onChange([...graph.nodes.keys()].filter(item => !selected.includes(item))),
+    [onChange, selected, graph]
   );
 
   return (
@@ -55,37 +55,37 @@ function ToolbarGraphSelection({
       <MiniButton
         titleHtml='Сбросить выделение'
         icon={<IconReset size='1.25rem' className='icon-primary' />}
-        onClick={() => setSelected([])}
+        onClick={() => onChange([])}
         disabled={emptySelection}
       />
       <MiniButton
         titleHtml='Выделить все влияющие'
         icon={<IconGraphCollapse size='1.25rem' className='icon-primary' />}
-        onClick={() => setSelected([...selected, ...graph.expandAllInputs(selected)])}
+        onClick={() => onChange([...selected, ...graph.expandAllInputs(selected)])}
         disabled={emptySelection}
       />
       <MiniButton
         titleHtml='Выделить все зависимые'
         icon={<IconGraphExpand size='1.25rem' className='icon-primary' />}
-        onClick={() => setSelected([...selected, ...graph.expandAllOutputs(selected)])}
+        onClick={() => onChange([...selected, ...graph.expandAllOutputs(selected)])}
         disabled={emptySelection}
       />
       <MiniButton
         titleHtml='<b>Максимизация</b> <br/>дополнение выделения конституентами, <br/>зависимыми только от выделенных'
         icon={<IconGraphMaximize size='1.25rem' className='icon-primary' />}
-        onClick={() => setSelected(graph.maximizePart(selected))}
+        onClick={() => onChange(graph.maximizePart(selected))}
         disabled={emptySelection}
       />
       <MiniButton
         titleHtml='Выделить поставщиков'
         icon={<IconGraphInputs size='1.25rem' className='icon-primary' />}
-        onClick={() => setSelected([...selected, ...graph.expandInputs(selected)])}
+        onClick={() => onChange([...selected, ...graph.expandInputs(selected)])}
         disabled={emptySelection}
       />
       <MiniButton
         titleHtml='Выделить потребителей'
         icon={<IconGraphOutputs size='1.25rem' className='icon-primary' />}
-        onClick={() => setSelected([...selected, ...graph.expandOutputs(selected)])}
+        onClick={() => onChange([...selected, ...graph.expandOutputs(selected)])}
         disabled={emptySelection}
       />
       <MiniButton
diff --git a/rsconcept/frontend/src/components/ui/Checkbox.tsx b/rsconcept/frontend/src/components/ui/Checkbox.tsx
index 7756f52a..3d4065c1 100644
--- a/rsconcept/frontend/src/components/ui/Checkbox.tsx
+++ b/rsconcept/frontend/src/components/ui/Checkbox.tsx
@@ -4,7 +4,7 @@ import { CheckboxChecked } from '@/components/Icons';
 import { CProps } from '@/components/props';
 import { globals } from '@/utils/constants';
 
-export interface CheckboxProps extends Omit<CProps.Button, 'value' | 'onClick'> {
+export interface CheckboxProps extends Omit<CProps.Button, 'value' | 'onClick' | 'onChange'> {
   /** Label to display next to the checkbox. */
   label?: string;
 
@@ -15,7 +15,7 @@ export interface CheckboxProps extends Omit<CProps.Button, 'value' | 'onClick'>
   value?: boolean;
 
   /** Callback to set the `value`. */
-  setValue?: (newValue: boolean) => void;
+  onChange?: (newValue: boolean) => void;
 }
 
 /**
@@ -29,18 +29,18 @@ function Checkbox({
   hideTitle,
   className,
   value,
-  setValue,
+  onChange,
   ...restProps
 }: CheckboxProps) {
-  const cursor = disabled ? 'cursor-arrow' : setValue ? 'cursor-pointer' : '';
+  const cursor = disabled ? 'cursor-arrow' : onChange ? 'cursor-pointer' : '';
 
   function handleClick(event: CProps.EventMouse): void {
     event.preventDefault();
     event.stopPropagation();
-    if (disabled || !setValue) {
+    if (disabled || !onChange) {
       return;
     }
-    setValue(!value);
+    onChange(!value);
   }
 
   return (
diff --git a/rsconcept/frontend/src/components/ui/CheckboxTristate.tsx b/rsconcept/frontend/src/components/ui/CheckboxTristate.tsx
index 35a98936..95272f5e 100644
--- a/rsconcept/frontend/src/components/ui/CheckboxTristate.tsx
+++ b/rsconcept/frontend/src/components/ui/CheckboxTristate.tsx
@@ -6,12 +6,12 @@ import { globals } from '@/utils/constants';
 
 import { CheckboxProps } from './Checkbox';
 
-export interface CheckboxTristateProps extends Omit<CheckboxProps, 'value' | 'setValue'> {
+export interface CheckboxTristateProps extends Omit<CheckboxProps, 'value' | 'onChange'> {
   /** Current value - `null`, `true` or `false`. */
   value: boolean | null;
 
   /** Callback to set the `value`. */
-  setValue?: (newValue: boolean | null) => void;
+  onChange?: (newValue: boolean | null) => void;
 }
 
 /**
@@ -25,23 +25,23 @@ function CheckboxTristate({
   hideTitle,
   className,
   value,
-  setValue,
+  onChange,
   ...restProps
 }: CheckboxTristateProps) {
-  const cursor = disabled ? 'cursor-arrow' : setValue ? 'cursor-pointer' : '';
+  const cursor = disabled ? 'cursor-arrow' : onChange ? 'cursor-pointer' : '';
 
   function handleClick(event: CProps.EventMouse): void {
     event.preventDefault();
     event.stopPropagation();
-    if (disabled || !setValue) {
+    if (disabled || !onChange) {
       return;
     }
     if (value === false) {
-      setValue(null);
+      onChange(null);
     } else if (value === null) {
-      setValue(true);
+      onChange(true);
     } else {
-      setValue(false);
+      onChange(false);
     }
   }
 
diff --git a/rsconcept/frontend/src/components/ui/DataTable/SelectAll.tsx b/rsconcept/frontend/src/components/ui/DataTable/SelectAll.tsx
index a33394f0..6489bdc6 100644
--- a/rsconcept/frontend/src/components/ui/DataTable/SelectAll.tsx
+++ b/rsconcept/frontend/src/components/ui/DataTable/SelectAll.tsx
@@ -22,7 +22,7 @@ function SelectAll<TData>({ table, resetLastSelected }: SelectAllProps<TData>) {
       value={
         !table.getIsAllPageRowsSelected() && table.getIsSomePageRowsSelected() ? null : table.getIsAllPageRowsSelected()
       }
-      setValue={handleChange}
+      onChange={handleChange}
     />
   );
 }
diff --git a/rsconcept/frontend/src/components/ui/DataTable/SelectRow.tsx b/rsconcept/frontend/src/components/ui/DataTable/SelectRow.tsx
index 28d1f521..c45216bb 100644
--- a/rsconcept/frontend/src/components/ui/DataTable/SelectRow.tsx
+++ b/rsconcept/frontend/src/components/ui/DataTable/SelectRow.tsx
@@ -15,7 +15,7 @@ function SelectRow<TData>({ row, onChangeLastSelected }: SelectRowProps<TData>)
     row.toggleSelected(value);
   }
 
-  return <Checkbox tabIndex={-1} value={row.getIsSelected()} setValue={handleChange} />;
+  return <Checkbox tabIndex={-1} value={row.getIsSelected()} onChange={handleChange} />;
 }
 
 export default SelectRow;
diff --git a/rsconcept/frontend/src/components/ui/DropdownCheckbox.tsx b/rsconcept/frontend/src/components/ui/DropdownCheckbox.tsx
index 63b0dace..5235852e 100644
--- a/rsconcept/frontend/src/components/ui/DropdownCheckbox.tsx
+++ b/rsconcept/frontend/src/components/ui/DropdownCheckbox.tsx
@@ -3,7 +3,7 @@ import clsx from 'clsx';
 import Checkbox, { CheckboxProps } from './Checkbox';
 
 /** Animated {@link Checkbox} inside a {@link Dropdown} item. */
-function DropdownCheckbox({ setValue, disabled, ...restProps }: CheckboxProps) {
+function DropdownCheckbox({ onChange: setValue, disabled, ...restProps }: CheckboxProps) {
   return (
     <div
       className={clsx(
@@ -13,7 +13,7 @@ function DropdownCheckbox({ setValue, disabled, ...restProps }: CheckboxProps) {
         !!setValue && !disabled && 'clr-hover'
       )}
     >
-      <Checkbox tabIndex={-1} disabled={disabled} setValue={setValue} {...restProps} />
+      <Checkbox tabIndex={-1} disabled={disabled} onChange={setValue} {...restProps} />
     </div>
   );
 }
diff --git a/rsconcept/frontend/src/components/ui/SelectTree.tsx b/rsconcept/frontend/src/components/ui/SelectTree.tsx
index 7e2ed1a0..59f3237b 100644
--- a/rsconcept/frontend/src/components/ui/SelectTree.tsx
+++ b/rsconcept/frontend/src/components/ui/SelectTree.tsx
@@ -19,7 +19,7 @@ interface SelectTreeProps<ItemType> extends CProps.Styling {
   prefix: string;
 
   /** Callback to be called when the value changes. */
-  onChangeValue: (newItem: ItemType) => void;
+  onChange: (newItem: ItemType) => void;
 
   /** Callback providing the parent of the item. */
   getParent: (item: ItemType) => ItemType;
@@ -40,7 +40,7 @@ function SelectTree<ItemType>({
   getParent,
   getLabel,
   getDescription,
-  onChangeValue,
+  onChange,
   prefix,
   ...restProps
 }: SelectTreeProps<ItemType>) {
@@ -75,7 +75,7 @@ function SelectTree<ItemType>({
   function handleSetValue(event: CProps.EventMouse, target: ItemType) {
     event.preventDefault();
     event.stopPropagation();
-    onChangeValue(target);
+    onChange(target);
   }
 
   return (
diff --git a/rsconcept/frontend/src/dialogs/DlgChangeInputSchema.tsx b/rsconcept/frontend/src/dialogs/DlgChangeInputSchema.tsx
index 8c0bbaac..553d8b3a 100644
--- a/rsconcept/frontend/src/dialogs/DlgChangeInputSchema.tsx
+++ b/rsconcept/frontend/src/dialogs/DlgChangeInputSchema.tsx
@@ -61,7 +61,7 @@ function DlgChangeInputSchema() {
         items={sortedItems}
         itemType={LibraryItemType.RSFORM}
         value={selected} // prettier: split-line
-        onSelectValue={handleSelectLocation}
+        onChange={handleSelectLocation}
         rows={14}
         baseFilter={baseFilter}
       />
diff --git a/rsconcept/frontend/src/dialogs/DlgCloneLibraryItem.tsx b/rsconcept/frontend/src/dialogs/DlgCloneLibraryItem.tsx
index 6568abd7..ae415000 100644
--- a/rsconcept/frontend/src/dialogs/DlgCloneLibraryItem.tsx
+++ b/rsconcept/frontend/src/dialogs/DlgCloneLibraryItem.tsx
@@ -6,7 +6,7 @@ import { useState } from 'react';
 import { useConceptNavigation } from '@/app/Navigation/NavigationContext';
 import { urls } from '@/app/urls';
 import { useAuthSuspense } from '@/backend/auth/useAuth';
-import { IRSFormCloneDTO } from '@/backend/library/api';
+import { IRCloneLibraryItemDTO } from '@/backend/library/api';
 import { useCloneItem } from '@/backend/library/useCloneItem';
 import { VisibilityIcon } from '@/components/DomainIcons';
 import SelectAccessPolicy from '@/components/select/SelectAccessPolicy';
@@ -59,7 +59,7 @@ function DlgCloneLibraryItem() {
   }
 
   function handleSubmit() {
-    const data: IRSFormCloneDTO = {
+    const data: IRCloneLibraryItemDTO = {
       id: base.id,
       item_type: base.item_type,
       title: title,
@@ -137,7 +137,7 @@ function DlgCloneLibraryItem() {
         id='dlg_only_selected'
         label={`Только выбранные конституенты [${selected.length} из ${totalCount}]`}
         value={onlySelected}
-        setValue={value => setOnlySelected(value)}
+        onChange={value => setOnlySelected(value)}
       />
     </Modal>
   );
diff --git a/rsconcept/frontend/src/dialogs/DlgCreateOperation/TabInputOperation.tsx b/rsconcept/frontend/src/dialogs/DlgCreateOperation/TabInputOperation.tsx
index 3cdb9d35..af724bdf 100644
--- a/rsconcept/frontend/src/dialogs/DlgCreateOperation/TabInputOperation.tsx
+++ b/rsconcept/frontend/src/dialogs/DlgCreateOperation/TabInputOperation.tsx
@@ -98,7 +98,7 @@ function TabInputOperation({
         </div>
         <Checkbox
           value={createSchema}
-          setValue={onChangeCreateSchema}
+          onChange={onChangeCreateSchema}
           label='Создать новую схему'
           titleHtml='Создать пустую схему для загрузки'
         />
@@ -108,7 +108,7 @@ function TabInputOperation({
           items={sortedItems}
           value={attachedID}
           itemType={LibraryItemType.RSFORM}
-          onSelectValue={onChangeAttachedID}
+          onChange={onChangeAttachedID}
           rows={8}
           baseFilter={baseFilter}
         />
diff --git a/rsconcept/frontend/src/dialogs/DlgCreateOperation/TabSynthesisOperation.tsx b/rsconcept/frontend/src/dialogs/DlgCreateOperation/TabSynthesisOperation.tsx
index 810e98e7..6ff99db8 100644
--- a/rsconcept/frontend/src/dialogs/DlgCreateOperation/TabSynthesisOperation.tsx
+++ b/rsconcept/frontend/src/dialogs/DlgCreateOperation/TabSynthesisOperation.tsx
@@ -57,7 +57,7 @@ function TabSynthesisOperation({
 
       <FlexColumn>
         <Label text={`Выбор аргументов: [ ${inputs.length} ]`} />
-        <PickMultiOperation items={oss.items} selected={inputs} setSelected={setInputs} rows={6} />
+        <PickMultiOperation items={oss.items} value={inputs} onChange={setInputs} rows={6} />
       </FlexColumn>
     </div>
   );
diff --git a/rsconcept/frontend/src/dialogs/DlgCreateVersion.tsx b/rsconcept/frontend/src/dialogs/DlgCreateVersion.tsx
index d4dc8abf..fc5c9787 100644
--- a/rsconcept/frontend/src/dialogs/DlgCreateVersion.tsx
+++ b/rsconcept/frontend/src/dialogs/DlgCreateVersion.tsx
@@ -64,7 +64,7 @@ function DlgCreateVersion() {
         id='dlg_only_selected'
         label={`Только выбранные конституенты [${selected.length} из ${totalCount}]`}
         value={onlySelected}
-        setValue={value => setOnlySelected(value)}
+        onChange={value => setOnlySelected(value)}
       />
     </Modal>
   );
diff --git a/rsconcept/frontend/src/dialogs/DlgCstTemplate/TabArguments.tsx b/rsconcept/frontend/src/dialogs/DlgCstTemplate/TabArguments.tsx
index d499d69b..0a2256c5 100644
--- a/rsconcept/frontend/src/dialogs/DlgCstTemplate/TabArguments.tsx
+++ b/rsconcept/frontend/src/dialogs/DlgCstTemplate/TabArguments.tsx
@@ -190,7 +190,7 @@ function TabArguments({ state, schema, partialUpdate }: TabArgumentsProps) {
         id='dlg_argument_picker'
         value={selectedCst}
         data={schema.items}
-        onSelectValue={handleSelectConstituenta}
+        onChange={handleSelectConstituenta}
         prefixID={prefixes.cst_modal_list}
         rows={7}
       />
diff --git a/rsconcept/frontend/src/dialogs/DlgCstTemplate/TabTemplate.tsx b/rsconcept/frontend/src/dialogs/DlgCstTemplate/TabTemplate.tsx
index 175e58a0..0fd986ec 100644
--- a/rsconcept/frontend/src/dialogs/DlgCstTemplate/TabTemplate.tsx
+++ b/rsconcept/frontend/src/dialogs/DlgCstTemplate/TabTemplate.tsx
@@ -102,7 +102,7 @@ function TabTemplate({ state, partialUpdate, templateSchema }: TabTemplateProps)
         id='dlg_template_picker'
         value={state.prototype}
         data={filteredData}
-        onSelectValue={cst => partialUpdate({ prototype: cst })}
+        onChange={cst => partialUpdate({ prototype: cst })}
         prefixID={prefixes.cst_template_ist}
         className='rounded-t-none'
         rows={8}
diff --git a/rsconcept/frontend/src/dialogs/DlgDeleteCst/DlgDeleteCst.tsx b/rsconcept/frontend/src/dialogs/DlgDeleteCst/DlgDeleteCst.tsx
index 7447120c..3c8b3b64 100644
--- a/rsconcept/frontend/src/dialogs/DlgDeleteCst/DlgDeleteCst.tsx
+++ b/rsconcept/frontend/src/dialogs/DlgDeleteCst/DlgDeleteCst.tsx
@@ -55,7 +55,7 @@ function DlgDeleteCst() {
         label='Удалить зависимые конституенты'
         className='mb-2'
         value={expandOut}
-        setValue={value => setExpandOut(value)}
+        onChange={value => setExpandOut(value)}
       />
       {hasInherited ? (
         <p className='text-sm clr-text-red'>Внимание! Выбранные конституенты имеют наследников в ОСС</p>
diff --git a/rsconcept/frontend/src/dialogs/DlgDeleteOperation.tsx b/rsconcept/frontend/src/dialogs/DlgDeleteOperation.tsx
index fa48a1c4..f432469e 100644
--- a/rsconcept/frontend/src/dialogs/DlgDeleteOperation.tsx
+++ b/rsconcept/frontend/src/dialogs/DlgDeleteOperation.tsx
@@ -39,7 +39,7 @@ function DlgDeleteOperation() {
         label='Сохранить наследованные конституенты'
         titleHtml='Наследованные конституенты <br/>превратятся в дописанные'
         value={keepConstituents}
-        setValue={setKeepConstituents}
+        onChange={setKeepConstituents}
         disabled={target.result === null}
       />
       <Checkbox
@@ -50,7 +50,7 @@ function DlgDeleteOperation() {
             : 'Удалить схему вместе с операцией'
         }
         value={deleteSchema}
-        setValue={setDeleteSchema}
+        onChange={setDeleteSchema}
         disabled={!target.is_owned || target.result === null}
       />
     </Modal>
diff --git a/rsconcept/frontend/src/dialogs/DlgEditEditors/DlgEditEditors.tsx b/rsconcept/frontend/src/dialogs/DlgEditEditors/DlgEditEditors.tsx
index 7cef50fd..3fd7bc3c 100644
--- a/rsconcept/frontend/src/dialogs/DlgEditEditors/DlgEditEditors.tsx
+++ b/rsconcept/frontend/src/dialogs/DlgEditEditors/DlgEditEditors.tsx
@@ -63,7 +63,7 @@ function DlgEditEditors() {
         <SelectUser
           filter={id => !selected.includes(id)}
           value={undefined}
-          onSelectValue={onAddEditor}
+          onChange={onAddEditor}
           className='w-[25rem]'
         />
       </div>
diff --git a/rsconcept/frontend/src/dialogs/DlgEditOperation/TabArguments.tsx b/rsconcept/frontend/src/dialogs/DlgEditOperation/TabArguments.tsx
index 596dd8fd..d474c312 100644
--- a/rsconcept/frontend/src/dialogs/DlgEditOperation/TabArguments.tsx
+++ b/rsconcept/frontend/src/dialogs/DlgEditOperation/TabArguments.tsx
@@ -19,7 +19,7 @@ function TabArguments({ oss, inputs, target, setInputs }: TabArgumentsProps) {
     <div className='cc-fade-in cc-column'>
       <FlexColumn>
         <Label text={`Выбор аргументов: [ ${inputs.length} ]`} />
-        <PickMultiOperation items={filtered} selected={inputs} setSelected={setInputs} rows={8} />
+        <PickMultiOperation items={filtered} value={inputs} onChange={setInputs} rows={8} />
       </FlexColumn>
     </div>
   );
diff --git a/rsconcept/frontend/src/dialogs/DlgEditOperation/TabSynthesis.tsx b/rsconcept/frontend/src/dialogs/DlgEditOperation/TabSynthesis.tsx
index 10998c5a..c4b61825 100644
--- a/rsconcept/frontend/src/dialogs/DlgEditOperation/TabSynthesis.tsx
+++ b/rsconcept/frontend/src/dialogs/DlgEditOperation/TabSynthesis.tsx
@@ -29,8 +29,8 @@ function TabSynthesis({
         schemas={schemas}
         prefixID={prefixes.dlg_cst_substitutes_list}
         rows={8}
-        substitutions={substitutions}
-        setSubstitutions={setSubstitutions}
+        value={substitutions}
+        onChange={setSubstitutions}
         suggestions={suggestions}
       />
       <TextArea
diff --git a/rsconcept/frontend/src/dialogs/DlgEditReference/TabEntityReference.tsx b/rsconcept/frontend/src/dialogs/DlgEditReference/TabEntityReference.tsx
index 489b135d..6650a7c4 100644
--- a/rsconcept/frontend/src/dialogs/DlgEditReference/TabEntityReference.tsx
+++ b/rsconcept/frontend/src/dialogs/DlgEditReference/TabEntityReference.tsx
@@ -64,7 +64,7 @@ function TabEntityReference({ initial, schema, onChangeValid, onChangeReference
         initialFilter={initial.text}
         value={selectedCst}
         data={schema.items}
-        onSelectValue={handleSelectConstituenta}
+        onChange={handleSelectConstituenta}
         prefixID={prefixes.cst_modal_list}
         describeFunc={cst => cst.term_resolved}
         matchFunc={(cst, filter) => matchConstituenta(cst, filter, CstMatchMode.TERM)}
@@ -94,7 +94,7 @@ function TabEntityReference({ initial, schema, onChangeValid, onChangeReference
         />
       </div>
 
-      <SelectWordForm selected={selectedGrams} setSelected={setSelectedGrams} />
+      <SelectWordForm value={selectedGrams} onChange={setSelectedGrams} />
 
       <div className='flex items-center gap-4'>
         <Label text='Словоформа' />
@@ -104,7 +104,7 @@ function TabEntityReference({ initial, schema, onChangeValid, onChangeReference
           className='flex-grow'
           menuPlacement='top'
           value={selectedGrams}
-          onChangeValue={setSelectedGrams}
+          onChange={setSelectedGrams}
         />
       </div>
     </div>
diff --git a/rsconcept/frontend/src/dialogs/DlgEditWordForms/DlgEditWordForms.tsx b/rsconcept/frontend/src/dialogs/DlgEditWordForms/DlgEditWordForms.tsx
index c0261808..45433d3c 100644
--- a/rsconcept/frontend/src/dialogs/DlgEditWordForms/DlgEditWordForms.tsx
+++ b/rsconcept/frontend/src/dialogs/DlgEditWordForms/DlgEditWordForms.tsx
@@ -172,7 +172,7 @@ function DlgEditWordForms() {
           placeholder='Выберите граммемы'
           className='min-w-[15rem] h-fit'
           value={inputGrams}
-          onChangeValue={setInputGrams}
+          onChange={setInputGrams}
         />
       </div>
 
diff --git a/rsconcept/frontend/src/dialogs/DlgGraphParams.tsx b/rsconcept/frontend/src/dialogs/DlgGraphParams.tsx
index 89fc9d48..da55910f 100644
--- a/rsconcept/frontend/src/dialogs/DlgGraphParams.tsx
+++ b/rsconcept/frontend/src/dialogs/DlgGraphParams.tsx
@@ -31,31 +31,31 @@ function DlgGraphParams() {
           label='Скрыть текст'
           title='Не отображать термины'
           value={params.noText}
-          setValue={value => updateParams({ noText: value })}
+          onChange={value => updateParams({ noText: value })}
         />
         <Checkbox
           label='Скрыть несвязанные'
           title='Неиспользуемые конституенты'
           value={params.noHermits}
-          setValue={value => updateParams({ noHermits: value })}
+          onChange={value => updateParams({ noHermits: value })}
         />
         <Checkbox
           label='Скрыть шаблоны'
           titleHtml='Терм-функции и предикат-функции <br/>с параметризованными аргументами'
           value={params.noTemplates}
-          setValue={value => updateParams({ noTemplates: value })}
+          onChange={value => updateParams({ noTemplates: value })}
         />
         <Checkbox
           label='Транзитивная редукция'
           titleHtml='Удалить связи, образующие <br/>транзитивные пути в графе'
           value={params.noTransitive}
-          setValue={value => updateParams({ noTransitive: value })}
+          onChange={value => updateParams({ noTransitive: value })}
         />
         <Checkbox
           label='Свернуть порожденные'
           title='Не отображать порожденные понятия'
           value={params.foldDerived}
-          setValue={value => updateParams({ foldDerived: value })}
+          onChange={value => updateParams({ foldDerived: value })}
         />
       </div>
       <div className='flex flex-col gap-1'>
@@ -63,42 +63,42 @@ function DlgGraphParams() {
         <Checkbox
           label={labelCstType(CstType.BASE)}
           value={params.allowBase}
-          setValue={value => updateParams({ allowBase: value })}
+          onChange={value => updateParams({ allowBase: value })}
         />
         <Checkbox
           label={labelCstType(CstType.STRUCTURED)}
           value={params.allowStruct}
-          setValue={value => updateParams({ allowStruct: value })}
+          onChange={value => updateParams({ allowStruct: value })}
         />
         <Checkbox
           label={labelCstType(CstType.TERM)}
           value={params.allowTerm}
-          setValue={value => updateParams({ allowTerm: value })}
+          onChange={value => updateParams({ allowTerm: value })}
         />
         <Checkbox
           label={labelCstType(CstType.AXIOM)}
           value={params.allowAxiom}
-          setValue={value => updateParams({ allowAxiom: value })}
+          onChange={value => updateParams({ allowAxiom: value })}
         />
         <Checkbox
           label={labelCstType(CstType.FUNCTION)}
           value={params.allowFunction}
-          setValue={value => updateParams({ allowFunction: value })}
+          onChange={value => updateParams({ allowFunction: value })}
         />
         <Checkbox
           label={labelCstType(CstType.PREDICATE)}
           value={params.allowPredicate}
-          setValue={value => updateParams({ allowPredicate: value })}
+          onChange={value => updateParams({ allowPredicate: value })}
         />
         <Checkbox
           label={labelCstType(CstType.CONSTANT)}
           value={params.allowConstant}
-          setValue={value => updateParams({ allowConstant: value })}
+          onChange={value => updateParams({ allowConstant: value })}
         />
         <Checkbox
           label={labelCstType(CstType.THEOREM)}
           value={params.allowTheorem}
-          setValue={value => updateParams({ allowTheorem: value })}
+          onChange={value => updateParams({ allowTheorem: value })}
         />
       </div>
     </Modal>
diff --git a/rsconcept/frontend/src/dialogs/DlgInlineSynthesis/TabConstituents.tsx b/rsconcept/frontend/src/dialogs/DlgInlineSynthesis/TabConstituents.tsx
index 6f67efa3..32043236 100644
--- a/rsconcept/frontend/src/dialogs/DlgInlineSynthesis/TabConstituents.tsx
+++ b/rsconcept/frontend/src/dialogs/DlgInlineSynthesis/TabConstituents.tsx
@@ -21,8 +21,8 @@ function TabConstituents({ itemID, selected, setSelected }: TabConstituentsProps
       data={schema.items}
       rows={13}
       prefixID={prefixes.cst_inline_synth_list}
-      selected={selected}
-      setSelected={setSelected}
+      value={selected}
+      onChange={setSelected}
     />
   );
 }
diff --git a/rsconcept/frontend/src/dialogs/DlgInlineSynthesis/TabSource.tsx b/rsconcept/frontend/src/dialogs/DlgInlineSynthesis/TabSource.tsx
index 13176cc2..a3f89680 100644
--- a/rsconcept/frontend/src/dialogs/DlgInlineSynthesis/TabSource.tsx
+++ b/rsconcept/frontend/src/dialogs/DlgInlineSynthesis/TabSource.tsx
@@ -25,7 +25,7 @@ function TabSource({ selected, receiver, setSelected }: TabSourceProps) {
         itemType={LibraryItemType.RSFORM}
         rows={14}
         value={selected}
-        onSelectValue={setSelected}
+        onChange={setSelected}
       />
       <div className='flex items-center gap-6 '>
         <span className='select-none'>Выбрана</span>
diff --git a/rsconcept/frontend/src/dialogs/DlgInlineSynthesis/TabSubstitutions.tsx b/rsconcept/frontend/src/dialogs/DlgInlineSynthesis/TabSubstitutions.tsx
index fa25b42a..ce11f6fd 100644
--- a/rsconcept/frontend/src/dialogs/DlgInlineSynthesis/TabSubstitutions.tsx
+++ b/rsconcept/frontend/src/dialogs/DlgInlineSynthesis/TabSubstitutions.tsx
@@ -22,8 +22,8 @@ function TabSubstitutions({ sourceID, receiver, selected, substitutions, setSubs
 
   return (
     <PickSubstitutions
-      substitutions={substitutions}
-      setSubstitutions={setSubstitutions}
+      value={substitutions}
+      onChange={setSubstitutions}
       rows={10}
       prefixID={prefixes.cst_inline_synth_substitutes}
       schemas={schemas}
diff --git a/rsconcept/frontend/src/dialogs/DlgRelocateConstituents.tsx b/rsconcept/frontend/src/dialogs/DlgRelocateConstituents.tsx
index 4fc5b324..53753bc6 100644
--- a/rsconcept/frontend/src/dialogs/DlgRelocateConstituents.tsx
+++ b/rsconcept/frontend/src/dialogs/DlgRelocateConstituents.tsx
@@ -103,7 +103,7 @@ function DlgRelocateConstituents() {
             placeholder='Выберите исходную схему'
             items={sourceSchemas}
             value={source}
-            onSelectValue={handleSelectSource}
+            onChange={handleSelectSource}
           />
           <MiniButton
             title='Направление перемещения'
@@ -116,7 +116,7 @@ function DlgRelocateConstituents() {
             placeholder='Выберите целевую схему'
             items={destinationSchemas}
             value={destination}
-            onSelectValue={handleSelectDestination}
+            onChange={handleSelectDestination}
           />
         </div>
         {sourceData.isLoading ? <Loader /> : null}
@@ -127,8 +127,8 @@ function DlgRelocateConstituents() {
             data={filteredConstituents}
             rows={12}
             prefixID={prefixes.dlg_cst_constituents_list}
-            selected={selected}
-            setSelected={setSelected}
+            value={selected}
+            onChange={setSelected}
           />
         ) : null}
       </div>
diff --git a/rsconcept/frontend/src/dialogs/DlgSubstituteCst.tsx b/rsconcept/frontend/src/dialogs/DlgSubstituteCst.tsx
index 03eff13a..13563a50 100644
--- a/rsconcept/frontend/src/dialogs/DlgSubstituteCst.tsx
+++ b/rsconcept/frontend/src/dialogs/DlgSubstituteCst.tsx
@@ -40,8 +40,8 @@ function DlgSubstituteCst() {
     >
       <PickSubstitutions
         allowSelfSubstitution
-        substitutions={substitutions}
-        setSubstitutions={setSubstitutions}
+        value={substitutions}
+        onChange={setSubstitutions}
         rows={6}
         prefixID={prefixes.dlg_cst_substitutes_list}
         schemas={[schema]}
diff --git a/rsconcept/frontend/src/dialogs/DlgUploadRSForm.tsx b/rsconcept/frontend/src/dialogs/DlgUploadRSForm.tsx
index ee4db5c9..e21a71b1 100644
--- a/rsconcept/frontend/src/dialogs/DlgUploadRSForm.tsx
+++ b/rsconcept/frontend/src/dialogs/DlgUploadRSForm.tsx
@@ -53,7 +53,7 @@ function DlgUploadRSForm() {
         label='Загружать название и комментарий'
         className='py-2'
         value={loadMetadata}
-        setValue={value => setLoadMetadata(value)}
+        onChange={value => setLoadMetadata(value)}
       />
     </Modal>
   );
diff --git a/rsconcept/frontend/src/pages/LibraryPage/ToolbarSearch.tsx b/rsconcept/frontend/src/pages/LibraryPage/ToolbarSearch.tsx
index 41be5fa3..07ac0328 100644
--- a/rsconcept/frontend/src/pages/LibraryPage/ToolbarSearch.tsx
+++ b/rsconcept/frontend/src/pages/LibraryPage/ToolbarSearch.tsx
@@ -127,7 +127,7 @@ function ToolbarSearch({ total, filtered }: ToolbarSearchProps) {
               placeholder='Выберите владельца'
               className='min-w-[15rem] text-sm mx-1 mb-1'
               value={filterUser}
-              onSelectValue={setFilterUser}
+              onChange={setFilterUser}
             />
           </Dropdown>
         </div>
diff --git a/rsconcept/frontend/src/pages/ManualsPage/TopicsDropdown.tsx b/rsconcept/frontend/src/pages/ManualsPage/TopicsDropdown.tsx
index e03e8ef9..246c7fc4 100644
--- a/rsconcept/frontend/src/pages/ManualsPage/TopicsDropdown.tsx
+++ b/rsconcept/frontend/src/pages/ManualsPage/TopicsDropdown.tsx
@@ -57,7 +57,7 @@ function TopicsDropdown({ activeTopic, onChangeTopic }: TopicsDropdownProps) {
       <SelectTree
         items={Object.values(HelpTopic).map(item => item as HelpTopic)}
         value={activeTopic}
-        onChangeValue={handleSelectTopic}
+        onChange={handleSelectTopic}
         prefix={prefixes.topic_list}
         getParent={item => topicParent.get(item) ?? item}
         getLabel={labelHelpTopic}
diff --git a/rsconcept/frontend/src/pages/ManualsPage/TopicsStatic.tsx b/rsconcept/frontend/src/pages/ManualsPage/TopicsStatic.tsx
index fee2404c..1c278aaf 100644
--- a/rsconcept/frontend/src/pages/ManualsPage/TopicsStatic.tsx
+++ b/rsconcept/frontend/src/pages/ManualsPage/TopicsStatic.tsx
@@ -17,7 +17,7 @@ function TopicsStatic({ activeTopic, onChangeTopic }: TopicsStaticProps) {
     <SelectTree
       items={Object.values(HelpTopic).map(item => item as HelpTopic)}
       value={activeTopic}
-      onChangeValue={onChangeTopic}
+      onChange={onChangeTopic}
       prefix={prefixes.topic_list}
       getParent={item => topicParent.get(item) ?? item}
       getLabel={labelHelpTopic}
diff --git a/rsconcept/frontend/src/pages/OssPage/EditorOssCard/FormOSS.tsx b/rsconcept/frontend/src/pages/OssPage/EditorOssCard/FormOSS.tsx
index 050bc4cb..a720f8bb 100644
--- a/rsconcept/frontend/src/pages/OssPage/EditorOssCard/FormOSS.tsx
+++ b/rsconcept/frontend/src/pages/OssPage/EditorOssCard/FormOSS.tsx
@@ -3,7 +3,7 @@
 import clsx from 'clsx';
 import { useEffect, useState } from 'react';
 
-import { ILibraryUpdateDTO } from '@/backend/library/api';
+import { IUpdateLibraryItemDTO } from '@/backend/library/api';
 import { useUpdateItem } from '@/backend/library/useUpdateItem';
 import { useMutatingOss } from '@/backend/oss/useMutatingOss';
 import { IconSave } from '@/components/Icons';
@@ -73,7 +73,7 @@ function FormOSS({ id }: FormOSSProps) {
     if (!schema) {
       return;
     }
-    const data: ILibraryUpdateDTO = {
+    const data: IUpdateLibraryItemDTO = {
       id: schema.id,
       item_type: LibraryItemType.RSFORM,
       title: title,
diff --git a/rsconcept/frontend/src/pages/PasswordChangePage.tsx b/rsconcept/frontend/src/pages/PasswordChangePage.tsx
index eee77731..e3546a5e 100644
--- a/rsconcept/frontend/src/pages/PasswordChangePage.tsx
+++ b/rsconcept/frontend/src/pages/PasswordChangePage.tsx
@@ -17,9 +17,9 @@ export function Component() {
   const router = useConceptNavigation();
   const token = useQueryStrings().get('token') ?? '';
 
-  const { validateToken, resetPassword, isPending, error } = useResetPassword();
+  const { validateToken, resetPassword, isPending, error: serverError } = useResetPassword();
 
-  const [isValidated, setIsValidated] = useState(false);
+  const [isTokenValidated, setIsTokenValidated] = useState(false);
   const [newPassword, setNewPassword] = useState('');
   const [newPasswordRepeat, setNewPasswordRepeat] = useState('');
 
@@ -45,11 +45,11 @@ export function Component() {
   }
 
   useEffect(() => {
-    if (!isValidated && !isPending) {
+    if (!isTokenValidated && !isPending) {
       validateToken({ token: token });
-      setIsValidated(true);
+      setIsTokenValidated(true);
     }
-  }, [token, validateToken, isValidated, isPending]);
+  }, [token, validateToken, isTokenValidated, isPending]);
 
   if (isPending) {
     return <Loader />;
@@ -88,13 +88,13 @@ export function Component() {
         loading={isPending}
         disabled={!canSubmit}
       />
-      {error ? <ProcessError error={error} /> : null}
+      {serverError ? <ServerError error={serverError} /> : null}
     </form>
   );
 }
 
 // ====== Internals =========
-function ProcessError({ error }: { error: ErrorData }): React.ReactElement {
+function ServerError({ error }: { error: ErrorData }): React.ReactElement {
   if (axios.isAxiosError(error) && error.response && error.response.status === 404) {
     return <div className='mx-auto mt-6 text-sm select-text text-warn-600'>Данная ссылка не действительна</div>;
   }
diff --git a/rsconcept/frontend/src/pages/RSFormPage/EditorRSFormCard/EditorLibraryItem.tsx b/rsconcept/frontend/src/pages/RSFormPage/EditorRSFormCard/EditorLibraryItem.tsx
index e9faf4f8..0da6594f 100644
--- a/rsconcept/frontend/src/pages/RSFormPage/EditorRSFormCard/EditorLibraryItem.tsx
+++ b/rsconcept/frontend/src/pages/RSFormPage/EditorRSFormCard/EditorLibraryItem.tsx
@@ -112,7 +112,7 @@ function EditorLibraryItem({ controller }: EditorLibraryItemProps) {
             <SelectUser
               className='w-[25rem] sm:w-[26rem] text-sm'
               value={controller.schema.owner ?? undefined}
-              onSelectValue={onSelectUser}
+              onChange={onSelectUser}
             />
           ) : null}
         </Overlay>
diff --git a/rsconcept/frontend/src/pages/RSFormPage/EditorRSFormCard/FormRSForm.tsx b/rsconcept/frontend/src/pages/RSFormPage/EditorRSFormCard/FormRSForm.tsx
index 5d6f23a9..e708ad52 100644
--- a/rsconcept/frontend/src/pages/RSFormPage/EditorRSFormCard/FormRSForm.tsx
+++ b/rsconcept/frontend/src/pages/RSFormPage/EditorRSFormCard/FormRSForm.tsx
@@ -5,7 +5,7 @@ import { useEffect, useState } from 'react';
 
 import { useConceptNavigation } from '@/app/Navigation/NavigationContext';
 import { urls } from '@/app/urls';
-import { ILibraryUpdateDTO } from '@/backend/library/api';
+import { IUpdateLibraryItemDTO } from '@/backend/library/api';
 import { useUpdateItem } from '@/backend/library/useUpdateItem';
 import { useMutatingRSForm } from '@/backend/rsform/useMutatingRSForm';
 import { IconSave } from '@/components/Icons';
@@ -83,7 +83,7 @@ function FormRSForm({ id }: FormRSFormProps) {
     if (!schema) {
       return;
     }
-    const data: ILibraryUpdateDTO = {
+    const data: IUpdateLibraryItemDTO = {
       id: schema.id,
       item_type: LibraryItemType.RSFORM,
       title: title,
@@ -131,7 +131,7 @@ function FormRSForm({ id }: FormRSFormProps) {
             className='select-none'
             value={schema.version} //
             items={schema.versions}
-            onSelectValue={handleSelectVersion}
+            onChange={handleSelectVersion}
           />
         </div>
       </div>
diff --git a/rsconcept/frontend/src/pages/RSFormPage/EditorTermGraph/TGFlow.tsx b/rsconcept/frontend/src/pages/RSFormPage/EditorTermGraph/TGFlow.tsx
index e2024ca0..aee78c1c 100644
--- a/rsconcept/frontend/src/pages/RSFormPage/EditorTermGraph/TGFlow.tsx
+++ b/rsconcept/frontend/src/pages/RSFormPage/EditorTermGraph/TGFlow.tsx
@@ -311,8 +311,8 @@ function TGFlow() {
                 ? cstID => !controller.schema.cstByID.get(cstID)?.is_inherited
                 : undefined
             }
-            selected={controller.selected}
-            setSelected={handleSetSelected}
+            value={controller.selected}
+            onChange={handleSetSelected}
             emptySelection={controller.selected.length === 0}
           />
         ) : null}
diff --git a/rsconcept/frontend/src/pages/RegisterPage/FormSignup.tsx b/rsconcept/frontend/src/pages/RegisterPage/FormSignup.tsx
index 24224c47..8721307f 100644
--- a/rsconcept/frontend/src/pages/RegisterPage/FormSignup.tsx
+++ b/rsconcept/frontend/src/pages/RegisterPage/FormSignup.tsx
@@ -141,11 +141,11 @@ function FormSignup() {
       </div>
 
       <div className='flex gap-1 text-sm'>
-        <Checkbox id='accept_terms' label='Принимаю условия' value={acceptPrivacy} setValue={setAcceptPrivacy} />
+        <Checkbox id='accept_terms' label='Принимаю условия' value={acceptPrivacy} onChange={setAcceptPrivacy} />
         <TextURL text='обработки персональных данных...' href={urls.help_topic(HelpTopic.INFO_PRIVACY)} />
       </div>
       <div className='flex gap-1 text-sm'>
-        <Checkbox id='accept_rules' label='Принимаю ' value={acceptRules} setValue={setAcceptRules} />
+        <Checkbox id='accept_rules' label='Принимаю ' value={acceptRules} onChange={setAcceptRules} />
         <TextURL text='правила поведения на Портале...' href={urls.help_topic(HelpTopic.INFO_RULES)} />
       </div>
 
diff --git a/rsconcept/frontend/src/pages/RestorePasswordPage.tsx b/rsconcept/frontend/src/pages/RestorePasswordPage.tsx
index 5aa3b7d7..89f2d1f7 100644
--- a/rsconcept/frontend/src/pages/RestorePasswordPage.tsx
+++ b/rsconcept/frontend/src/pages/RestorePasswordPage.tsx
@@ -11,7 +11,7 @@ import TextInput from '@/components/ui/TextInput';
 import TextURL from '@/components/ui/TextURL';
 
 export function Component() {
-  const { requestPasswordReset, isPending, error, reset } = useRequestPasswordReset();
+  const { requestPasswordReset, isPending, error: serverError, reset: clearServerError } = useRequestPasswordReset();
 
   const [isCompleted, setIsCompleted] = useState(false);
   const [email, setEmail] = useState('');
@@ -24,8 +24,8 @@ export function Component() {
   }
 
   useEffect(() => {
-    reset();
-  }, [email, reset]);
+    clearServerError();
+  }, [email, clearServerError]);
 
   if (isCompleted) {
     return (
@@ -54,14 +54,14 @@ export function Component() {
           loading={isPending}
           disabled={!email}
         />
-        {error ? <ProcessError error={error} /> : null}
+        {serverError ? <ServerError error={serverError} /> : null}
       </form>
     );
   }
 }
 
 // ====== Internals =========
-function ProcessError({ error }: { error: ErrorData }): React.ReactElement {
+function ServerError({ error }: { error: ErrorData }): React.ReactElement {
   if (axios.isAxiosError(error) && error.response && error.response.status === 400) {
     return (
       <div className='mx-auto mt-6 text-sm select-text text-warn-600'>Данный email не используется на Портале.</div>