During usage of the plugin (v2.6.2) I've got this error reported by Idea:
at java.base/java.lang.NumberFormatException.forInputString(NumberFormatException.java:67)
at java.base/java.lang.Integer.parseInt(Integer.java:678)
at java.base/java.lang.Integer.parseInt(Integer.java:786)
at com.eny.i18n.plugin.ide.settings.SettingsPanel$numberInput$1.invoke(SettingsPanel.kt:114)
at com.eny.i18n.plugin.ide.settings.SettingsPanel$numberInput$1.invoke(SettingsPanel.kt:38)
at com.eny.i18n.plugin.ide.settings.SettingsPanelKt$addLimitationsAndHandlers$4.removeUpdate(SettingsPanel.kt:31)
at java.desktop/javax.swing.text.AbstractDocument.fireRemoveUpdate(AbstractDocument.java:284)
at java.desktop/javax.swing.text.AbstractDocument.handleRemove(AbstractDocument.java:651)
at java.desktop/javax.swing.text.AbstractDocument.remove(AbstractDocument.java:619)
at com.intellij.openapi.editor.textarea.TextComponentDocument.deleteString(TextComponentDocument.java:83)
at com.intellij.openapi.editor.actions.BackspaceAction.lambda$doBackSpaceAtCaret$0(BackspaceAction.java:65)
at com.intellij.openapi.editor.ex.util.EditorUtil.runWithAnimationDisabled(EditorUtil.java:944)
at com.intellij.openapi.editor.actions.BackspaceAction.doBackSpaceAtCaret(BackspaceAction.java:70)
at com.intellij.openapi.editor.actions.BackspaceAction$Handler.executeWriteAction(BackspaceAction.java:32)
at com.intellij.openapi.editor.actionSystem.EditorWriteActionHandler$1.run(EditorWriteActionHandler.java:56)
at com.intellij.openapi.editor.actionSystem.EditorWriteActionHandler.doExecute(EditorWriteActionHandler.java:67)
at com.intellij.openapi.editor.actionSystem.EditorActionHandler.execute(EditorActionHandler.java:202)
at com.intellij.database.run.SqlNotebookDeleteHandler.doExecute(SqlNotebookDeleteHandler.java:30)
at com.intellij.openapi.editor.actionSystem.EditorActionHandler.execute(EditorActionHandler.java:202)
at com.intellij.codeInsight.editorActions.BackspaceHandler.executeWriteAction(BackspaceHandler.java:48)
at com.intellij.openapi.editor.actionSystem.EditorWriteActionHandler$1.run(EditorWriteActionHandler.java:56)
at com.intellij.openapi.editor.actionSystem.EditorWriteActionHandler.doExecute(EditorWriteActionHandler.java:67)
at com.intellij.openapi.editor.actionSystem.EditorActionHandler.lambda$execute$2(EditorActionHandler.java:192)
at com.intellij.openapi.editor.actionSystem.EditorActionHandler.doIfEnabled(EditorActionHandler.java:89)
at com.intellij.openapi.editor.actionSystem.EditorActionHandler.lambda$execute$3(EditorActionHandler.java:191)
at com.intellij.openapi.editor.textarea.TextComponentCaretModel.runForEachCaret(TextComponentCaretModel.java:143)
at com.intellij.openapi.editor.actionSystem.EditorActionHandler.execute(EditorActionHandler.java:189)
at com.intellij.openapi.editor.actions.DeleteSelectionHandler.executeWriteAction(DeleteSelectionHandler.java:47)
at com.intellij.openapi.editor.actionSystem.EditorWriteActionHandler$1.run(EditorWriteActionHandler.java:56)
at com.intellij.openapi.editor.actionSystem.EditorWriteActionHandler.doExecute(EditorWriteActionHandler.java:67)
at com.intellij.openapi.editor.actionSystem.EditorActionHandler.lambda$execute$4(EditorActionHandler.java:199)
at com.intellij.openapi.editor.actionSystem.EditorActionHandler.doIfEnabled(EditorActionHandler.java:89)
at com.intellij.openapi.editor.actionSystem.EditorActionHandler.execute(EditorActionHandler.java:198)
at com.intellij.codeInsight.lookup.impl.BackspaceHandler.doExecute(BackspaceHandler.java:25)
at com.intellij.openapi.editor.actionSystem.DynamicEditorActionHandler.doExecute(DynamicEditorActionHandler.java:63)
at com.intellij.openapi.editor.actionSystem.EditorActionHandler.lambda$execute$4(EditorActionHandler.java:199)
at com.intellij.openapi.editor.actionSystem.EditorActionHandler.doIfEnabled(EditorActionHandler.java:89)
at com.intellij.openapi.editor.actionSystem.EditorActionHandler.execute(EditorActionHandler.java:198)
at com.intellij.openapi.editor.actionSystem.EditorAction.lambda$actionPerformed$0(EditorAction.java:93)
at com.intellij.openapi.command.impl.CoreCommandProcessor.executeCommand(CoreCommandProcessor.java:219)
at com.intellij.openapi.command.impl.CoreCommandProcessor.executeCommand(CoreCommandProcessor.java:174)
at com.intellij.openapi.editor.actionSystem.EditorAction.actionPerformed(EditorAction.java:102)
at com.intellij.openapi.editor.actionSystem.EditorAction.actionPerformed(EditorAction.java:77)
at com.intellij.openapi.actionSystem.ex.ActionUtil.doPerformActionOrShowPopup(ActionUtil.java:339)
at com.intellij.openapi.keymap.impl.ActionProcessor.performAction(ActionProcessor.java:47)
at com.intellij.openapi.keymap.impl.IdeKeyEventDispatcher$myActionProcessor$1.performAction(IdeKeyEventDispatcher.kt:502)
at com.intellij.openapi.keymap.impl.IdeKeyEventDispatcherKt.doPerformActionInner$lambda$5$lambda$4(IdeKeyEventDispatcher.kt:865)
at com.intellij.openapi.application.TransactionGuardImpl.performActivity(TransactionGuardImpl.java:105)
at com.intellij.openapi.application.TransactionGuardImpl.performUserActivity(TransactionGuardImpl.java:94)
at com.intellij.openapi.keymap.impl.IdeKeyEventDispatcherKt.doPerformActionInner$lambda$5(IdeKeyEventDispatcher.kt:865)
at com.intellij.openapi.actionSystem.ex.ActionUtil.performDumbAwareWithCallbacks(ActionUtil.java:362)
at com.intellij.openapi.keymap.impl.IdeKeyEventDispatcherKt.doPerformActionInner(IdeKeyEventDispatcher.kt:863)
at com.intellij.openapi.keymap.impl.IdeKeyEventDispatcherKt.access$doPerformActionInner(IdeKeyEventDispatcher.kt:1)
at com.intellij.openapi.keymap.impl.IdeKeyEventDispatcher.processAction$intellij_platform_ide_impl(IdeKeyEventDispatcher.kt:587)
at com.intellij.openapi.keymap.impl.IdeKeyEventDispatcher.processAction(IdeKeyEventDispatcher.kt:513)
at com.intellij.openapi.keymap.impl.IdeKeyEventDispatcher.processActionOrWaitSecondStroke(IdeKeyEventDispatcher.kt:454)
at com.intellij.openapi.keymap.impl.IdeKeyEventDispatcher.inInitState(IdeKeyEventDispatcher.kt:447)
at com.intellij.openapi.keymap.impl.IdeKeyEventDispatcher.dispatchKeyEvent(IdeKeyEventDispatcher.kt:309)
at com.intellij.ide.IdeEventQueue.dispatchKeyEvent(IdeEventQueue.kt:617)
at com.intellij.ide.IdeEventQueue._dispatchEvent(IdeEventQueue.kt:587)
at com.intellij.ide.IdeEventQueue.access$_dispatchEvent(IdeEventQueue.kt:67)
at com.intellij.ide.IdeEventQueue$dispatchEvent$processEventRunnable$1$1$1.compute(IdeEventQueue.kt:369)
at com.intellij.ide.IdeEventQueue$dispatchEvent$processEventRunnable$1$1$1.compute(IdeEventQueue.kt:368)
at com.intellij.openapi.progress.impl.CoreProgressManager.computePrioritized(CoreProgressManager.java:787)
at com.intellij.ide.IdeEventQueue$dispatchEvent$processEventRunnable$1$1.invoke(IdeEventQueue.kt:368)
at com.intellij.ide.IdeEventQueue$dispatchEvent$processEventRunnable$1$1.invoke(IdeEventQueue.kt:363)
at com.intellij.ide.IdeEventQueueKt.performActivity$lambda$1(IdeEventQueue.kt:992)
at com.intellij.openapi.application.TransactionGuardImpl.performActivity(TransactionGuardImpl.java:105)
at com.intellij.ide.IdeEventQueueKt.performActivity(IdeEventQueue.kt:992)
at com.intellij.ide.IdeEventQueue.dispatchEvent$lambda$7(IdeEventQueue.kt:363)
at com.intellij.openapi.application.impl.ApplicationImpl.runIntendedWriteActionOnCurrentThread(ApplicationImpl.java:861)
at com.intellij.ide.IdeEventQueue.dispatchEvent(IdeEventQueue.kt:405)
at java.desktop/java.awt.EventDispatchThread.pumpOneEventForFilters(EventDispatchThread.java:207)
at java.desktop/java.awt.EventDispatchThread.pumpEventsForFilter(EventDispatchThread.java:128)
at java.desktop/java.awt.EventDispatchThread.pumpEventsForFilter(EventDispatchThread.java:121)
at java.desktop/java.awt.WaitDispatchSupport$2.run(WaitDispatchSupport.java:191)
at java.desktop/java.awt.WaitDispatchSupport$4.run(WaitDispatchSupport.java:236)
at java.desktop/java.awt.WaitDispatchSupport$4.run(WaitDispatchSupport.java:234)
at java.base/java.security.AccessController.doPrivileged(AccessController.java:318)
at java.desktop/java.awt.WaitDispatchSupport.enter(WaitDispatchSupport.java:234)
at java.desktop/java.awt.Dialog.lambda$show$2(Dialog.java:1081)
at java.desktop/sun.awt.SunToolkit.performOnMainThreadIfNeeded(SunToolkit.java:2164)
at java.desktop/java.awt.Dialog.show(Dialog.java:1041)
at com.intellij.openapi.ui.impl.DialogWrapperPeerImpl$MyDialog.show(DialogWrapperPeerImpl.java:743)
at com.intellij.openapi.ui.impl.DialogWrapperPeerImpl.show(DialogWrapperPeerImpl.java:468)
at com.intellij.openapi.ui.DialogWrapper.doShow(DialogWrapper.java:1685)
at com.intellij.openapi.ui.DialogWrapper.show(DialogWrapper.java:1643)
at com.intellij.ide.actions.ShowSettingsUtilImpl.showSettingsDialog(ShowSettingsUtilImpl.kt:104)
at com.intellij.ide.actions.ShowSettingsAction.perform(ShowSettingsAction.java:60)
at com.intellij.ui.mac.MacOSApplicationProvider$Worker.initMacApplication$lambda$2$lambda$1(MacOSApplicationProvider.kt:71)
at com.intellij.ui.mac.MacOSApplicationProvider$Worker.submit$lambda$6(MacOSApplicationProvider.kt:170)
at com.intellij.openapi.application.TransactionGuardImpl.runWithWritingAllowed(TransactionGuardImpl.java:208)
at com.intellij.openapi.application.TransactionGuardImpl.access$100(TransactionGuardImpl.java:21)
at com.intellij.openapi.application.TransactionGuardImpl$1.run(TransactionGuardImpl.java:190)
at com.intellij.openapi.application.impl.ApplicationImpl.runIntendedWriteActionOnCurrentThread(ApplicationImpl.java:861)
at com.intellij.openapi.application.impl.ApplicationImpl$4.run(ApplicationImpl.java:478)
at com.intellij.openapi.application.impl.FlushQueue.doRun(FlushQueue.java:79)
at com.intellij.openapi.application.impl.FlushQueue.runNextEvent(FlushQueue.java:121)
at com.intellij.openapi.application.impl.FlushQueue.flushNow(FlushQueue.java:41)
at java.desktop/java.awt.event.InvocationEvent.dispatch(InvocationEvent.java:318)
at java.desktop/java.awt.EventQueue.dispatchEventImpl(EventQueue.java:789)
at java.desktop/java.awt.EventQueue$3.run(EventQueue.java:740)
at java.desktop/java.awt.EventQueue$3.run(EventQueue.java:734)
at java.base/java.security.AccessController.doPrivileged(AccessController.java:399)
at java.base/java.security.ProtectionDomain$JavaSecurityAccessImpl.doIntersectionPrivilege(ProtectionDomain.java:86)
at java.desktop/java.awt.EventQueue.dispatchEvent(EventQueue.java:759)
at com.intellij.ide.IdeEventQueue.defaultDispatchEvent(IdeEventQueue.kt:685)
at com.intellij.ide.IdeEventQueue._dispatchEvent$lambda$10(IdeEventQueue.kt:589)
at com.intellij.openapi.application.impl.ApplicationImpl.runWithoutImplicitRead(ApplicationImpl.java:1485)
at com.intellij.ide.IdeEventQueue._dispatchEvent(IdeEventQueue.kt:589)
at com.intellij.ide.IdeEventQueue.access$_dispatchEvent(IdeEventQueue.kt:67)
at com.intellij.ide.IdeEventQueue$dispatchEvent$processEventRunnable$1$1$1.compute(IdeEventQueue.kt:369)
at com.intellij.ide.IdeEventQueue$dispatchEvent$processEventRunnable$1$1$1.compute(IdeEventQueue.kt:368)
at com.intellij.openapi.progress.impl.CoreProgressManager.computePrioritized(CoreProgressManager.java:787)
at com.intellij.ide.IdeEventQueue$dispatchEvent$processEventRunnable$1$1.invoke(IdeEventQueue.kt:368)
at com.intellij.ide.IdeEventQueue$dispatchEvent$processEventRunnable$1$1.invoke(IdeEventQueue.kt:363)
at com.intellij.ide.IdeEventQueueKt.performActivity$lambda$1(IdeEventQueue.kt:992)
at com.intellij.openapi.application.TransactionGuardImpl.performActivity(TransactionGuardImpl.java:105)
at com.intellij.ide.IdeEventQueueKt.performActivity(IdeEventQueue.kt:992)
at com.intellij.ide.IdeEventQueue.dispatchEvent$lambda$7(IdeEventQueue.kt:363)
at com.intellij.openapi.application.impl.ApplicationImpl.runIntendedWriteActionOnCurrentThread(ApplicationImpl.java:861)
at com.intellij.ide.IdeEventQueue.dispatchEvent(IdeEventQueue.kt:405)
at java.desktop/java.awt.EventDispatchThread.pumpOneEventForFilters(EventDispatchThread.java:207)
at java.desktop/java.awt.EventDispatchThread.pumpEventsForFilter(EventDispatchThread.java:128)
at java.desktop/java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:117)
at java.desktop/java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:113)
at java.desktop/java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:105)
at java.desktop/java.awt.EventDispatchThread.run(EventDispatchThread.java:92)
During usage of the plugin (v2.6.2) I've got this error reported by Idea: