diff --git a/src/components/selectors/WellTreeSelector.tsx b/src/components/selectors/WellTreeSelector.tsx
index f354d07..38ff425 100755
--- a/src/components/selectors/WellTreeSelector.tsx
+++ b/src/components/selectors/WellTreeSelector.tsx
@@ -54,7 +54,7 @@ const getLabel = (wellsTree: TreeNodeData[], value?: string): string | undefined
             break
         default: break
     }
-    return value
+    return 'Ошибка! Скважина не найдена!'
 }
 
 export const WellTreeSelector = memo(({ ...other }) => {
@@ -100,14 +100,9 @@ export const WellTreeSelector = memo(({ ...other }) => {
         )
     }, [])
 
-    useEffect(() => {
-        setValue(getLabel(wellsTree, routeMatch?.url))
-    }, [wellsTree, routeMatch])
+    useEffect(() => setValue(getLabel(wellsTree, routeMatch?.url)), [wellsTree, routeMatch])
 
-    const onChange = useCallback((value: string): void => {
-        if (wellsTree)
-            setValue(getLabel(wellsTree, value))
-    }, [wellsTree])
+    const onChange = useCallback((value?: string): void => setValue(getLabel(wellsTree, value)), [wellsTree])
 
     const onSelect = useCallback((value: RawValueType | LabelInValueType): void => {
         if (['number', 'string'].includes(typeof value))