java.lang.RuntimeException: Document is locked by write PSI operations. Use PsiDocumentManager.doPostponedOperationsAndUnblockDocument() to commit PSI changes to the document.
Unprocessed elements: JAVA_CODE_REFERENCE(756,767), WHITE_SPACE(755,756), IMPORT_STATEMENT(145,194), WHITE_SPACE(144,145), WHITE_SPACE(0,1) and 3 more.
at com.intellij.psi.impl.source.PostprocessReformattingAspect.assertDocumentChangeIsAllowed(PostprocessReformattingAspect.java:297)
at com.intellij.psi.impl.PsiDocumentManagerImpl.beforeDocumentChangeOnUnlockedDocument(PsiDocumentManagerImpl.java:126)
at com.intellij.psi.impl.PsiDocumentManagerBase.beforeDocumentChange(PsiDocumentManagerBase.java:901)
at jdk.internal.reflect.GeneratedMethodAccessor536.invoke(Unknown Source)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at com.intellij.util.EventDispatcher.dispatchVoidMethod(EventDispatcher.java:120)
at com.intellij.util.EventDispatcher.lambda$createMulticaster$1(EventDispatcher.java:85)
at jdk.proxy1/jdk.proxy1.$Proxy98.beforeDocumentChange(Unknown Source)
at com.intellij.openapi.editor.impl.DocumentImpl.lambda$beforeChangedUpdate$1(DocumentImpl.java:881)
at com.intellij.openapi.progress.impl.CoreProgressManager.lambda$executeNonCancelableSection$3(CoreProgressManager.java:222)
at com.intellij.openapi.progress.impl.CoreProgressManager.registerIndicatorAndRun(CoreProgressManager.java:679)
at com.intellij.openapi.progress.impl.CoreProgressManager.computeUnderProgress(CoreProgressManager.java:635)
at com.intellij.openapi.progress.impl.CoreProgressManager.lambda$computeInNonCancelableSection$4(CoreProgressManager.java:230)
at com.intellij.openapi.progress.Cancellation.computeInNonCancelableSection(Cancellation.java:99)
at com.intellij.openapi.progress.impl.CoreProgressManager.computeInNonCancelableSection(CoreProgressManager.java:230)
at com.intellij.openapi.progress.impl.CoreProgressManager.executeNonCancelableSection(CoreProgressManager.java:221)
at com.intellij.openapi.editor.impl.DocumentImpl.beforeChangedUpdate(DocumentImpl.java:878)
at com.intellij.openapi.editor.impl.DocumentImpl.updateText(DocumentImpl.java:818)
at com.intellij.openapi.editor.impl.DocumentImpl.deleteString(DocumentImpl.java:580)
at com.intellij.openapi.editor.impl.DocumentImpl$2.lambda$run$0(DocumentImpl.java:365)
at com.intellij.util.DocumentUtil.executeInBulk(DocumentUtil.java:27)
at com.intellij.openapi.editor.impl.DocumentImpl$2.run(DocumentImpl.java:360)
at com.intellij.openapi.application.impl.ApplicationImpl.runWriteAction(ApplicationImpl.java:980)
at com.intellij.util.DocumentUtil.lambda$writeInRunUndoTransparentAction$0(DocumentUtil.java:47)
at com.intellij.openapi.command.impl.CoreCommandProcessor.runUndoTransparentAction(CoreCommandProcessor.java:373)
at com.intellij.util.DocumentUtil.writeInRunUndoTransparentAction(DocumentUtil.java:47)
at com.intellij.openapi.editor.impl.DocumentImpl.stripTrailingSpaces(DocumentImpl.java:357)
at com.intellij.openapi.editor.impl.TrailingSpacesStripper.strip(TrailingSpacesStripper.java:218)
at com.intellij.openapi.editor.impl.TrailingSpacesStripper.strip(TrailingSpacesStripper.java:58)
at com.intellij.openapi.editor.impl.TrailingSpacesStripper.beforeDocumentSaving(TrailingSpacesStripper.java:50)
at jdk.internal.reflect.GeneratedMethodAccessor751.invoke(Unknown Source)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at com.intellij.openapi.fileEditor.impl.FileDocumentManagerImpl.multiCast(FileDocumentManagerImpl.java:193)
at com.intellij.openapi.fileEditor.impl.FileDocumentManagerImpl.lambda$new$0(FileDocumentManagerImpl.java:127)
at jdk.proxy1/jdk.proxy1.$Proxy31.beforeDocumentSaving(Unknown Source)
at com.intellij.openapi.fileEditor.impl.FileDocumentManagerImpl.lambda$doSaveDocumentInWriteAction$4(FileDocumentManagerImpl.java:411)
at com.intellij.pom.core.impl.PomModelImpl.guardPsiModificationsIn(PomModelImpl.java:326)
at com.intellij.openapi.fileEditor.impl.FileDocumentManagerImpl.doSaveDocumentInWriteAction(FileDocumentManagerImpl.java:410)
at com.intellij.openapi.fileEditor.impl.FileDocumentManagerImpl.lambda$doSaveDocument$2(FileDocumentManagerImpl.java:371)
at com.intellij.openapi.application.WriteAction.lambda$run$1(WriteAction.java:86)
at com.intellij.openapi.application.impl.ApplicationImpl.runWriteActionWithClass(ApplicationImpl.java:968)
at com.intellij.openapi.application.impl.ApplicationImpl.runWriteAction(ApplicationImpl.java:994)
at com.intellij.openapi.application.WriteAction.run(WriteAction.java:85)
at com.intellij.openapi.fileEditor.impl.FileDocumentManagerImpl.doSaveDocument(FileDocumentManagerImpl.java:371)
at com.intellij.openapi.fileEditor.impl.FileDocumentManagerImpl.saveDocument(FileDocumentManagerImpl.java:322)
at com.intellij.openapi.fileEditor.impl.FileDocumentManagerImpl.saveDocument(FileDocumentManagerImpl.java:312)
**at org.antlr.intellij.plugin.ANTLRv4PluginController$MyFileEditorManagerAdapter.selectionChanged(ANTLRv4PluginController.java:656)**
at com.intellij.util.messages.impl.MessageBusImplKt.invokeMethod(MessageBusImpl.kt:655)
at com.intellij.util.messages.impl.MessageBusImplKt.invokeListener(MessageBusImpl.kt:621)
at com.intellij.util.messages.impl.MessageBusImplKt.deliverMessage(MessageBusImpl.kt:395)
at com.intellij.util.messages.impl.MessageBusImplKt.pumpWaiting(MessageBusImpl.kt:374)
at com.intellij.util.messages.impl.MessageBusImplKt.access$pumpWaiting(MessageBusImpl.kt:1)
at com.intellij.util.messages.impl.MessagePublisher.invoke(MessageBusImpl.kt:433)
at jdk.proxy1/jdk.proxy1.$Proxy118.selectionChanged(Unknown Source)
at com.intellij.openapi.fileEditor.impl.FileEditorManagerImpl.lambda$fireSelectionChanged$25(FileEditorManagerImpl.java:1815)
at com.intellij.openapi.fileEditor.impl.FileEditorManagerImpl$7.lambda$run$0(FileEditorManagerImpl.java:1252)
at com.intellij.openapi.util.ExpirableRunnable$1.run(ExpirableRunnable.java:17)
at com.intellij.openapi.wm.impl.FocusManagerImpl.lambda$doWhenFocusSettlesDown$3(FocusManagerImpl.java:173)
at com.intellij.util.ui.EdtInvocationManager.invokeLaterIfNeeded(EdtInvocationManager.java:33)
at com.intellij.ide.IdeEventQueue.ifFocusEventsInTheQueue(IdeEventQueue.java:176)
at com.intellij.ide.IdeEventQueue.executeWhenAllFocusEventsLeftTheQueue(IdeEventQueue.java:129)
at com.intellij.openapi.wm.impl.FocusManagerImpl.doWhenFocusSettlesDown(FocusManagerImpl.java:169)
at com.intellij.openapi.fileEditor.impl.FileEditorManagerImpl$7.run(FileEditorManagerImpl.java:1251)
at com.intellij.openapi.util.BusyObject$Impl$Simple.execute(BusyObject.java:105)
at com.intellij.openapi.fileEditor.impl.FileEditorManagerImpl.notifyPublisher(FileEditorManagerImpl.java:1248)
at com.intellij.openapi.fileEditor.impl.FileEditorManagerImpl.fireSelectionChanged(FileEditorManagerImpl.java:1815)
at com.intellij.openapi.fileEditor.impl.EditorsSplitters.setCurrentWindow$lambda$19(EditorsSplitters.kt:646)
at com.intellij.openapi.fileEditor.impl.EditorsSplitters.setCurrentWindow(EditorsSplitters.kt:655)
at com.intellij.openapi.fileEditor.impl.FileEditorManagerImpl.openFileImpl4Edt(FileEditorManagerImpl.java:1095)
at com.intellij.openapi.fileEditor.impl.FileEditorManagerImpl.lambda$openFileImpl4$16(FileEditorManagerImpl.java:1036)
at com.intellij.openapi.fileEditor.impl.FileEditorManagerImpl.runBulkTabChange(FileEditorManagerImpl.java:1904)
at com.intellij.openapi.fileEditor.impl.FileEditorManagerImpl.lambda$openFileImpl4$17(FileEditorManagerImpl.java:1035)
at com.intellij.openapi.application.impl.ApplicationImpl.invokeAndWait(ApplicationImpl.java:433)
at com.intellij.openapi.application.impl.ApplicationImpl.invokeAndWait(ApplicationImpl.java:466)
at com.intellij.openapi.fileEditor.impl.FileEditorManagerImpl.openFileImpl4(FileEditorManagerImpl.java:1030)
at com.intellij.openapi.fileEditor.impl.FileEditorManagerImpl.lambda$openFileImpl2$11(FileEditorManagerImpl.java:939)
at com.intellij.openapi.command.impl.CoreCommandProcessor.executeCommand(CoreCommandProcessor.java:210)
at com.intellij.openapi.command.impl.CoreCommandProcessor.executeCommand(CoreCommandProcessor.java:174)
at com.intellij.openapi.command.impl.CoreCommandProcessor.executeCommand(CoreCommandProcessor.java:164)
at com.intellij.openapi.command.impl.CoreCommandProcessor.executeCommand(CoreCommandProcessor.java:150)
at com.intellij.openapi.fileEditor.impl.FileEditorManagerImpl.openFileImpl2(FileEditorManagerImpl.java:938)
at com.intellij.openapi.fileEditor.impl.FileEditorManagerImpl.openFileWithProviders(FileEditorManagerImpl.java:818)
at com.intellij.openapi.fileEditor.impl.FileEditorManagerImpl.lambda$openEditorImpl$21(FileEditorManagerImpl.java:1331)
at com.intellij.openapi.command.impl.CoreCommandProcessor.executeCommand(CoreCommandProcessor.java:210)
at com.intellij.openapi.command.impl.CoreCommandProcessor.executeCommand(CoreCommandProcessor.java:174)
at com.intellij.openapi.command.impl.CoreCommandProcessor.executeCommand(CoreCommandProcessor.java:164)
at com.intellij.openapi.command.impl.CoreCommandProcessor.executeCommand(CoreCommandProcessor.java:150)
at com.intellij.openapi.fileEditor.impl.FileEditorManagerImpl.openEditorImpl(FileEditorManagerImpl.java:1325)
at com.intellij.openapi.fileEditor.impl.FileEditorManagerImpl.openTextEditor(FileEditorManagerImpl.java:1384)
at com.intellij.codeInsight.daemon.impl.quickfix.CreateFromUsageBaseFix.positionCursor(CreateFromUsageBaseFix.java:134)
at com.intellij.codeInsight.daemon.impl.quickfix.CreateClassFromNewFix.setupClassFromNewExpression(CreateClassFromNewFix.java:94)
at com.intellij.codeInsight.daemon.impl.quickfix.CreateClassFromNewFix.lambda$invoke$0(CreateClassFromNewFix.java:51)
at com.intellij.openapi.application.WriteAction.lambda$run$1(WriteAction.java:86)
at com.intellij.openapi.application.impl.ApplicationImpl.runWriteActionWithClass(ApplicationImpl.java:968)
at com.intellij.openapi.application.impl.ApplicationImpl.runWriteAction(ApplicationImpl.java:994)
at com.intellij.openapi.application.WriteAction.run(WriteAction.java:85)
at com.intellij.codeInsight.daemon.impl.quickfix.CreateClassFromNewFix.invoke(CreateClassFromNewFix.java:51)
at com.intellij.codeInsight.intention.impl.IntentionActionWithTextCaching$MyIntentionAction.lambda$invoke$0(IntentionActionWithTextCaching.java:224)
at com.intellij.util.SlowOperations.allowSlowOperations(SlowOperations.java:167)
at com.intellij.codeInsight.intention.impl.IntentionActionWithTextCaching$MyIntentionAction.invoke(IntentionActionWithTextCaching.java:224)
at com.intellij.codeInsight.intention.impl.ShowIntentionActionsHandler.invokeIntention(ShowIntentionActionsHandler.java:259)
at com.intellij.codeInsight.intention.impl.ShowIntentionActionsHandler.lambda$chooseActionAndInvoke$4(ShowIntentionActionsHandler.java:231)
at com.intellij.openapi.command.impl.CoreCommandProcessor.executeCommand(CoreCommandProcessor.java:219)
at com.intellij.openapi.command.impl.CoreCommandProcessor.executeCommand(CoreCommandProcessor.java:174)
at com.intellij.openapi.command.impl.CoreCommandProcessor.executeCommand(CoreCommandProcessor.java:164)
at com.intellij.openapi.command.impl.CoreCommandProcessor.executeCommand(CoreCommandProcessor.java:150)
at com.intellij.codeInsight.intention.impl.ShowIntentionActionsHandler.chooseActionAndInvoke(ShowIntentionActionsHandler.java:230)
at com.intellij.codeInsight.intention.impl.IntentionListStep.chooseActionAndInvoke(IntentionListStep.java:140)
at com.intellij.codeInsight.intention.impl.IntentionListStep.lambda$applyAction$3(IntentionListStep.java:132)
at com.intellij.ui.popup.AbstractPopup.lambda$dispose$17(AbstractPopup.java:1585)
at com.intellij.openapi.wm.impl.FocusManagerImpl.lambda$doWhenFocusSettlesDown$3(FocusManagerImpl.java:173)
at com.intellij.util.ui.EdtInvocationManager.invokeLaterIfNeeded(EdtInvocationManager.java:33)
at com.intellij.ide.IdeEventQueue.ifFocusEventsInTheQueue(IdeEventQueue.java:176)
at com.intellij.ide.IdeEventQueue.executeWhenAllFocusEventsLeftTheQueue(IdeEventQueue.java:129)
at com.intellij.openapi.wm.impl.FocusManagerImpl.doWhenFocusSettlesDown(FocusManagerImpl.java:169)
at com.intellij.openapi.wm.impl.FocusManagerImpl.doWhenFocusSettlesDown(FocusManagerImpl.java:163)
at com.intellij.ui.popup.AbstractPopup.dispose(AbstractPopup.java:1583)
at com.intellij.ui.popup.WizardPopup.dispose(WizardPopup.java:165)
at com.intellij.ui.popup.list.ListPopupImpl.dispose(ListPopupImpl.java:377)
at com.intellij.openapi.util.ObjectTree.runWithTrace(ObjectTree.java:127)
at com.intellij.openapi.util.ObjectTree.executeAll(ObjectTree.java:159)
at com.intellij.openapi.util.Disposer.dispose(Disposer.java:243)
at com.intellij.openapi.util.Disposer.dispose(Disposer.java:231)
at com.intellij.ui.popup.WizardPopup.disposeAllParents(WizardPopup.java:273)
at com.intellij.ui.popup.list.ListPopupImpl.disposePopup(ListPopupImpl.java:470)
at com.intellij.ui.popup.list.ListPopupImpl.handleNextStep(ListPopupImpl.java:497)
at com.intellij.ui.popup.list.ListPopupImpl._handleSelect(ListPopupImpl.java:464)
at com.intellij.ui.popup.list.ListPopupImpl.handleSelect(ListPopupImpl.java:407)
at com.intellij.ui.popup.list.ListPopupImpl$1.actionPerformed(ListPopupImpl.java:274)
at com.intellij.ui.popup.WizardPopup.proceedKeyEvent(WizardPopup.java:396)
at com.intellij.ui.popup.WizardPopup.dispatch(WizardPopup.java:372)
at com.intellij.ui.popup.PopupDispatcher.dispatchKeyEvent(PopupDispatcher.java:112)
at com.intellij.ui.popup.PopupDispatcher.dispatch(PopupDispatcher.java:148)
at com.intellij.ide.IdePopupManager.dispatch(IdePopupManager.java:109)
at com.intellij.ide.IdeEventQueue._dispatchEvent(IdeEventQueue.java:720)
at com.intellij.ide.IdeEventQueue.lambda$dispatchEvent$5(IdeEventQueue.java:437)
at com.intellij.openapi.progress.impl.CoreProgressManager.computePrioritized(CoreProgressManager.java:787)
at com.intellij.ide.IdeEventQueue.lambda$dispatchEvent$6(IdeEventQueue.java:436)
at com.intellij.openapi.application.TransactionGuardImpl.performActivity(TransactionGuardImpl.java:113)
at com.intellij.ide.IdeEventQueue.performActivity(IdeEventQueue.java:615)
at com.intellij.ide.IdeEventQueue.lambda$dispatchEvent$7(IdeEventQueue.java:434)
at com.intellij.openapi.application.impl.ApplicationImpl.runIntendedWriteActionOnCurrentThread(ApplicationImpl.java:838)
at com.intellij.ide.IdeEventQueue.dispatchEvent(IdeEventQueue.java:480)
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)
Stacktrace: