diff --git a/rsconcept/frontend/src/components/select/SelectAccessPolicy.tsx b/rsconcept/frontend/src/components/select/SelectAccessPolicy.tsx
index 9f8e3a50..c81e4296 100644
--- a/rsconcept/frontend/src/components/select/SelectAccessPolicy.tsx
+++ b/rsconcept/frontend/src/components/select/SelectAccessPolicy.tsx
@@ -1,7 +1,5 @@
 'use client';
 
-import { useCallback } from 'react';
-
 import { PolicyIcon } from '@/components/DomainIcons';
 import { CProps } from '@/components/props';
 import Dropdown from '@/components/ui/Dropdown';
@@ -23,15 +21,12 @@ interface SelectAccessPolicyProps extends CProps.Styling {
 function SelectAccessPolicy({ value, disabled, stretchLeft, onChange, ...restProps }: SelectAccessPolicyProps) {
   const menu = useDropdown();
 
-  const handleChange = useCallback(
-    (newValue: AccessPolicy) => {
-      menu.hide();
-      if (newValue !== value) {
-        onChange(newValue);
-      }
-    },
-    [menu, value, onChange]
-  );
+  function handleChange(newValue: AccessPolicy) {
+    menu.hide();
+    if (newValue !== value) {
+      onChange(newValue);
+    }
+  }
 
   return (
     <div ref={menu.ref} {...restProps}>
diff --git a/rsconcept/frontend/src/components/select/SelectGraphFilter.tsx b/rsconcept/frontend/src/components/select/SelectGraphFilter.tsx
index 3d7e4d8f..fd2267be 100644
--- a/rsconcept/frontend/src/components/select/SelectGraphFilter.tsx
+++ b/rsconcept/frontend/src/components/select/SelectGraphFilter.tsx
@@ -1,7 +1,5 @@
 'use client';
 
-import { useCallback } from 'react';
-
 import { DependencyIcon } from '@/components/DomainIcons';
 import { CProps } from '@/components/props';
 import Dropdown from '@/components/ui/Dropdown';
@@ -23,13 +21,10 @@ function SelectGraphFilter({ value, dense, onChange, ...restProps }: SelectGraph
   const menu = useDropdown();
   const size = useWindowSize();
 
-  const handleChange = useCallback(
-    (newValue: DependencyMode) => {
-      menu.hide();
-      onChange(newValue);
-    },
-    [menu, onChange]
-  );
+  function handleChange(newValue: DependencyMode) {
+    menu.hide();
+    onChange(newValue);
+  }
 
   return (
     <div ref={menu.ref} {...restProps}>
diff --git a/rsconcept/frontend/src/components/select/SelectLocationContext.tsx b/rsconcept/frontend/src/components/select/SelectLocationContext.tsx
index 662042ec..25d86576 100644
--- a/rsconcept/frontend/src/components/select/SelectLocationContext.tsx
+++ b/rsconcept/frontend/src/components/select/SelectLocationContext.tsx
@@ -1,7 +1,6 @@
 'use client';
 
 import clsx from 'clsx';
-import { useCallback } from 'react';
 
 import { IconFolderTree } from '@/components/Icons';
 import { CProps } from '@/components/props';
@@ -28,15 +27,12 @@ function SelectLocationContext({
 }: SelectLocationContextProps) {
   const menu = useDropdown();
 
-  const handleClick = useCallback(
-    (event: CProps.EventMouse, newValue: string) => {
-      event.preventDefault();
-      event.stopPropagation();
-      menu.hide();
-      onChange(newValue);
-    },
-    [menu, onChange]
-  );
+  function handleClick(event: CProps.EventMouse, newValue: string) {
+    event.preventDefault();
+    event.stopPropagation();
+    menu.hide();
+    onChange(newValue);
+  }
 
   return (
     <div ref={menu.ref} className='h-full text-right self-start mt-[-0.25rem] ml-[-1.5rem]'>
diff --git a/rsconcept/frontend/src/components/select/SelectLocationHead.tsx b/rsconcept/frontend/src/components/select/SelectLocationHead.tsx
index e5e86b4d..0aa796f9 100644
--- a/rsconcept/frontend/src/components/select/SelectLocationHead.tsx
+++ b/rsconcept/frontend/src/components/select/SelectLocationHead.tsx
@@ -1,7 +1,6 @@
 'use client';
 
 import clsx from 'clsx';
-import { useCallback } from 'react';
 
 import { LocationIcon } from '@/components/DomainIcons';
 import { CProps } from '@/components/props';
@@ -22,13 +21,10 @@ interface SelectLocationHeadProps extends CProps.Styling {
 function SelectLocationHead({ value, excluded = [], onChange, className, ...restProps }: SelectLocationHeadProps) {
   const menu = useDropdown();
 
-  const handleChange = useCallback(
-    (newValue: LocationHead) => {
-      menu.hide();
-      onChange(newValue);
-    },
-    [menu, onChange]
-  );
+  function handleChange(newValue: LocationHead) {
+    menu.hide();
+    onChange(newValue);
+  }
 
   return (
     <div ref={menu.ref} className={clsx('h-full text-right', className)} {...restProps}>
diff --git a/rsconcept/frontend/src/components/select/SelectMatchMode.tsx b/rsconcept/frontend/src/components/select/SelectMatchMode.tsx
index 11fe79a3..cdecce64 100644
--- a/rsconcept/frontend/src/components/select/SelectMatchMode.tsx
+++ b/rsconcept/frontend/src/components/select/SelectMatchMode.tsx
@@ -1,7 +1,5 @@
 'use client';
 
-import { useCallback } from 'react';
-
 import { MatchModeIcon } from '@/components/DomainIcons';
 import { CProps } from '@/components/props';
 import Dropdown from '@/components/ui/Dropdown';
@@ -23,13 +21,10 @@ function SelectMatchMode({ value, dense, onChange, ...restProps }: SelectMatchMo
   const menu = useDropdown();
   const size = useWindowSize();
 
-  const handleChange = useCallback(
-    (newValue: CstMatchMode) => {
-      menu.hide();
-      onChange(newValue);
-    },
-    [menu, onChange]
-  );
+  function handleChange(newValue: CstMatchMode) {
+    menu.hide();
+    onChange(newValue);
+  }
 
   return (
     <div ref={menu.ref} {...restProps}>
diff --git a/rsconcept/frontend/src/components/select/SelectWordForm.tsx b/rsconcept/frontend/src/components/select/SelectWordForm.tsx
index e7129968..6e0f79bb 100644
--- a/rsconcept/frontend/src/components/select/SelectWordForm.tsx
+++ b/rsconcept/frontend/src/components/select/SelectWordForm.tsx
@@ -1,7 +1,6 @@
 'use client';
 
 import clsx from 'clsx';
-import { useCallback } from 'react';
 
 import { CProps } from '@/components/props';
 import WordformButton from '@/dialogs/DlgEditReference/WordformButton';
@@ -15,12 +14,9 @@ interface SelectWordFormProps extends CProps.Styling {
 }
 
 function SelectWordForm({ value, onChange, className, ...restProps }: SelectWordFormProps) {
-  const handleSelect = useCallback(
-    (grams: Grammeme[]) => {
-      onChange(SelectorGrammemes.filter(({ value }) => grams.includes(value as Grammeme)));
-    },
-    [onChange]
-  );
+  function handleSelect(grams: Grammeme[]) {
+    onChange(SelectorGrammemes.filter(({ value }) => grams.includes(value as Grammeme)));
+  }
 
   return (
     <div className={clsx('text-xs sm:text-sm', className)} {...restProps}>
diff --git a/rsconcept/frontend/src/components/select/ToolbarGraphSelection.tsx b/rsconcept/frontend/src/components/select/ToolbarGraphSelection.tsx
index ca1c7707..e4ce8fe3 100644
--- a/rsconcept/frontend/src/components/select/ToolbarGraphSelection.tsx
+++ b/rsconcept/frontend/src/components/select/ToolbarGraphSelection.tsx
@@ -1,5 +1,4 @@
 import clsx from 'clsx';
-import { useCallback } from 'react';
 
 import {
   IconGraphCollapse,
@@ -35,20 +34,14 @@ function ToolbarGraphSelection({
   emptySelection,
   ...restProps
 }: ToolbarGraphSelectionProps) {
-  const handleSelectCore = useCallback(() => {
+  function handleSelectCore() {
     const core = [...graph.nodes.keys()].filter(isCore);
     onChange([...core, ...graph.expandInputs(core)]);
-  }, [onChange, graph, isCore]);
+  }
 
-  const handleSelectOwned = useCallback(
-    () => (isOwned ? onChange([...graph.nodes.keys()].filter(isOwned)) : undefined),
-    [onChange, graph, isOwned]
-  );
-
-  const handleInvertSelection = useCallback(
-    () => onChange([...graph.nodes.keys()].filter(item => !selected.includes(item))),
-    [onChange, selected, graph]
-  );
+  function handleSelectOwned() {
+    if (isOwned) onChange([...graph.nodes.keys()].filter(isOwned));
+  }
 
   return (
     <div className={clsx('cc-icons', className)} {...restProps}>
@@ -91,7 +84,7 @@ function ToolbarGraphSelection({
       <MiniButton
         titleHtml='Инвертировать'
         icon={<IconGraphInverse size='1.25rem' className='icon-primary' />}
-        onClick={handleInvertSelection}
+        onClick={() => onChange([...graph.nodes.keys()].filter(item => !selected.includes(item)))}
       />
       <MiniButton
         titleHtml='Выделить ядро'
diff --git a/rsconcept/frontend/src/pages/ManualsPage/TopicsDropdown.tsx b/rsconcept/frontend/src/pages/ManualsPage/TopicsDropdown.tsx
index 246c7fc4..e5b364a5 100644
--- a/rsconcept/frontend/src/pages/ManualsPage/TopicsDropdown.tsx
+++ b/rsconcept/frontend/src/pages/ManualsPage/TopicsDropdown.tsx
@@ -1,7 +1,6 @@
 'use client';
 
 import clsx from 'clsx';
-import { useCallback } from 'react';
 
 import { IconMenuFold, IconMenuUnfold } from '@/components/Icons';
 import Button from '@/components/ui/Button';
@@ -22,13 +21,10 @@ function TopicsDropdown({ activeTopic, onChangeTopic }: TopicsDropdownProps) {
   const noNavigation = useAppLayoutStore(state => state.noNavigation);
   const treeHeight = useFitHeight('4rem + 2px');
 
-  const handleSelectTopic = useCallback(
-    (topic: HelpTopic) => {
-      menu.hide();
-      onChangeTopic(topic);
-    },
-    [onChangeTopic, menu]
-  );
+  function handleSelectTopic(topic: HelpTopic) {
+    menu.hide();
+    onChangeTopic(topic);
+  }
 
   return (
     <div
diff --git a/rsconcept/frontend/src/pages/OssPage/EditorOssGraph/NodeContextMenu.tsx b/rsconcept/frontend/src/pages/OssPage/EditorOssGraph/NodeContextMenu.tsx
index 4c43f9b2..078dc5f2 100644
--- a/rsconcept/frontend/src/pages/OssPage/EditorOssGraph/NodeContextMenu.tsx
+++ b/rsconcept/frontend/src/pages/OssPage/EditorOssGraph/NodeContextMenu.tsx
@@ -1,6 +1,6 @@
 'use client';
 
-import { useCallback, useEffect, useRef, useState } from 'react';
+import { useEffect, useRef, useState } from 'react';
 
 import { useMutatingOss } from '@/backend/oss/useMutatingOss';
 import {
@@ -75,48 +75,48 @@ function NodeContextMenu({
     return true;
   })();
 
-  const handleHide = useCallback(() => {
+  function handleHide() {
     setIsOpen(false);
     onHide();
-  }, [onHide]);
+  }
 
   useClickedOutside(isOpen, ref, handleHide);
 
   useEffect(() => setIsOpen(true), []);
 
-  const handleOpenSchema = () => {
+  function handleOpenSchema() {
     controller.navigateOperationSchema(operation.id);
-  };
+  }
 
-  const handleEditSchema = () => {
+  function handleEditSchema() {
     handleHide();
     onEditSchema(operation.id);
-  };
+  }
 
-  const handleEditOperation = () => {
+  function handleEditOperation() {
     handleHide();
     onEditOperation(operation.id);
-  };
+  }
 
-  const handleDeleteOperation = () => {
+  function handleDeleteOperation() {
     handleHide();
     onDelete(operation.id);
-  };
+  }
 
-  const handleCreateSchema = () => {
+  function handleCreateSchema() {
     handleHide();
     onCreateInput(operation.id);
-  };
+  }
 
-  const handleRunSynthesis = () => {
+  function handleRunSynthesis() {
     handleHide();
     onExecuteOperation(operation.id);
-  };
+  }
 
-  const handleRelocateConstituents = () => {
+  function handleRelocateConstituents() {
     handleHide();
     onRelocateConstituents(operation.id);
-  };
+  }
 
   return (
     <div ref={ref} className='absolute select-none' style={{ top: cursorY, left: cursorX }}>
diff --git a/rsconcept/frontend/src/pages/OssPage/EditorOssGraph/OssFlow.tsx b/rsconcept/frontend/src/pages/OssPage/EditorOssGraph/OssFlow.tsx
index 7669fdb4..922c74e5 100644
--- a/rsconcept/frontend/src/pages/OssPage/EditorOssGraph/OssFlow.tsx
+++ b/rsconcept/frontend/src/pages/OssPage/EditorOssGraph/OssFlow.tsx
@@ -1,7 +1,7 @@
 'use client';
 
 import { toPng } from 'html-to-image';
-import { useCallback, useEffect, useState } from 'react';
+import { useEffect, useState } from 'react';
 import { toast } from 'react-toastify';
 import {
   Background,
@@ -65,16 +65,13 @@ function OssFlow() {
   const [toggleReset, setToggleReset] = useState(false);
   const [menuProps, setMenuProps] = useState<ContextMenuData | undefined>(undefined);
 
-  const onSelectionChange = useCallback(
-    ({ nodes }: { nodes: Node[] }) => {
-      const ids = nodes.map(node => Number(node.id));
-      controller.setSelected(prev => [
-        ...prev.filter(nodeID => ids.includes(nodeID)),
-        ...ids.filter(nodeID => !prev.includes(Number(nodeID)))
-      ]);
-    },
-    [controller]
-  );
+  function onSelectionChange({ nodes }: { nodes: Node[] }) {
+    const ids = nodes.map(node => Number(node.id));
+    controller.setSelected(prev => [
+      ...prev.filter(nodeID => ids.includes(nodeID)),
+      ...ids.filter(nodeID => !prev.includes(Number(nodeID)))
+    ]);
+  }
 
   useOnSelectionChange({
     onChange: onSelectionChange
diff --git a/rsconcept/frontend/src/pages/RSFormPage/EditorTermGraph/TGFlow.tsx b/rsconcept/frontend/src/pages/RSFormPage/EditorTermGraph/TGFlow.tsx
index aee78c1c..cc2bd19d 100644
--- a/rsconcept/frontend/src/pages/RSFormPage/EditorTermGraph/TGFlow.tsx
+++ b/rsconcept/frontend/src/pages/RSFormPage/EditorTermGraph/TGFlow.tsx
@@ -79,17 +79,14 @@ function TGFlow() {
   const [needReset, setNeedReset] = useState(true);
   const [toggleResetView, setToggleResetView] = useState(false);
 
-  const onSelectionChange = useCallback(
-    ({ nodes }: { nodes: Node[] }) => {
-      const ids = nodes.map(node => Number(node.id));
-      if (ids.length === 0) {
-        controller.setSelected([]);
-      } else {
-        controller.setSelected(prev => [...prev.filter(nodeID => !filteredGraph.hasNode(nodeID)), ...ids]);
-      }
-    },
-    [controller, filteredGraph]
-  );
+  function onSelectionChange({ nodes }: { nodes: Node[] }) {
+    const ids = nodes.map(node => Number(node.id));
+    if (ids.length === 0) {
+      controller.setSelected([]);
+    } else {
+      controller.setSelected(prev => [...prev.filter(nodeID => !filteredGraph.hasNode(nodeID)), ...ids]);
+    }
+  }
 
   useOnSelectionChange({
     onChange: onSelectionChange
diff --git a/rsconcept/frontend/src/pages/RSFormPage/EditorTermGraph/ToolbarFocusedCst.tsx b/rsconcept/frontend/src/pages/RSFormPage/EditorTermGraph/ToolbarFocusedCst.tsx
index 6a955cf7..a065bb7e 100644
--- a/rsconcept/frontend/src/pages/RSFormPage/EditorTermGraph/ToolbarFocusedCst.tsx
+++ b/rsconcept/frontend/src/pages/RSFormPage/EditorTermGraph/ToolbarFocusedCst.tsx
@@ -1,7 +1,5 @@
 'use client';
 
-import { useCallback } from 'react';
-
 import { IconGraphInputs, IconGraphOutputs, IconReset } from '@/components/Icons';
 import MiniButton from '@/components/ui/MiniButton';
 import { IConstituenta } from '@/models/rsform';
@@ -29,10 +27,10 @@ function ToolbarFocusedCst({
 }: ToolbarFocusedCstProps) {
   const controller = useRSEdit();
 
-  const resetSelection = useCallback(() => {
+  function resetSelection() {
     reset();
     controller.setSelected([]);
-  }, [reset, controller]);
+  }
 
   return (
     <div className='items-center cc-icons'>