Can't add a comment

[Viktor2004]

Idea 2018.3.3
Plugin version - 0.5.7
When try to add a comment nothing happens.

java.lang.NullPointerException
at com.intellij.ui.EditorTextFieldProviderImpl$MyEditorTextField.applyCustomizations(EditorTextFieldProviderImpl.java:68)
at com.intellij.ui.EditorTextFieldProviderImpl$MyEditorTextField.createEditor(EditorTextFieldProviderImpl.java:56)
at com.intellij.ui.EditorTextField.initEditor(EditorTextField.java:366)
at com.intellij.ui.EditorTextField.addNotify(EditorTextField.java:349)
at java.awt.Container.addNotify(Container.java:2774)
at javax.swing.JComponent.addNotify(JComponent.java:4741)
at java.awt.Container.addNotify(Container.java:2774)
at javax.swing.JComponent.addNotify(JComponent.java:4741)
at java.awt.Container.addNotify(Container.java:2774)
at javax.swing.JComponent.addNotify(JComponent.java:4741)
at java.awt.Container.addNotify(Container.java:2774)
at javax.swing.JComponent.addNotify(JComponent.java:4741)
at java.awt.Container.addNotify(Container.java:2774)
at javax.swing.JComponent.addNotify(JComponent.java:4741)
at java.awt.Container.addNotify(Container.java:2774)
at javax.swing.JComponent.addNotify(JComponent.java:4741)
at java.awt.Container.addNotify(Container.java:2774)
at javax.swing.JComponent.addNotify(JComponent.java:4741)
at javax.swing.JRootPane.addNotify(JRootPane.java:757)
at java.awt.Container.addNotify(Container.java:2774)
at java.awt.Window.addNotify(Window.java:770)
at java.awt.Window.pack(Window.java:807)
at javax.swing.Popup$HeavyWeightWindow.show(Popup.java:263)
at javax.swing.Popup.show(Popup.java:109)
at com.intellij.ui.popup.PopupComponent$AwtPopupWrapper.show(PopupComponent.java:204)
at com.intellij.ui.popup.AbstractPopup.show(AbstractPopup.java:1016)
at com.intellij.ui.popup.AbstractPopup.show(AbstractPopup.java:442)
at com.intellij.ui.popup.AbstractPopup.showInBestPositionFor(AbstractPopup.java:539)
at com.jetbrains.crucible.actions.AddCommentAction.addVersionedComment(AddCommentAction.java:160)
at com.jetbrains.crucible.actions.AddCommentAction.actionPerformed(AddCommentAction.java:67)
at com.intellij.openapi.actionSystem.ex.ActionUtil$1.run(ActionUtil.java:258)
at com.intellij.openapi.actionSystem.ex.ActionUtil.performActionDumbAware(ActionUtil.java:275)
at com.intellij.openapi.actionSystem.impl.ActionMenuItem$ActionTransmitter.lambda$actionPerformed$0(ActionMenuItem.java:287)
at com.intellij.openapi.wm.impl.FocusManagerImpl.runOnOwnContext(FocusManagerImpl.java:283)
at com.intellij.openapi.wm.impl.IdeFocusManagerImpl.runOnOwnContext(IdeFocusManagerImpl.java:106)
at com.intellij.openapi.actionSystem.impl.ActionMenuItem$ActionTransmitter.actionPerformed(ActionMenuItem.java:277)
at javax.swing.AbstractButton.fireActionPerformed(AbstractButton.java:2022)
at com.intellij.openapi.actionSystem.impl.ActionMenuItem.lambda$fireActionPerformed$0(ActionMenuItem.java:111)
at com.intellij.openapi.application.TransactionGuardImpl.runSyncTransaction(TransactionGuardImpl.java:88)
at com.intellij.openapi.application.TransactionGuardImpl.lambda$submitTransaction$1(TransactionGuardImpl.java:111)
at com.intellij.openapi.application.TransactionGuardImpl.submitTransaction(TransactionGuardImpl.java:120)
at com.intellij.openapi.application.TransactionGuard.submitTransaction(TransactionGuard.java:122)
at com.intellij.openapi.actionSystem.impl.ActionMenuItem.fireActionPerformed(ActionMenuItem.java:111)
at com.intellij.ui.plaf.beg.BegMenuItemUI.doClick(BegMenuItemUI.java:522)
at com.intellij.ui.plaf.beg.BegMenuItemUI.access$300(BegMenuItemUI.java:35)
at com.intellij.ui.plaf.beg.BegMenuItemUI$MyMouseInputHandler.mouseReleased(BegMenuItemUI.java:544)
at java.awt.Component.processMouseEvent(Component.java:6548)
at javax.swing.JComponent.processMouseEvent(JComponent.java:3325)
at java.awt.Component.processEvent(Component.java:6313)
at java.awt.Container.processEvent(Container.java:2237)
at java.awt.Component.dispatchEventImpl(Component.java:4903)
at java.awt.Container.dispatchEventImpl(Container.java:2295)
at java.awt.Component.dispatchEvent(Component.java:4725)
at java.awt.LightweightDispatcher.retargetMouseEvent(Container.java:4889)
at java.awt.LightweightDispatcher.processMouseEvent(Container.java:4526)
at java.awt.LightweightDispatcher.dispatchEvent(Container.java:4467)
at java.awt.Container.dispatchEventImpl(Container.java:2281)
at java.awt.Window.dispatchEventImpl(Window.java:2746)
at java.awt.Component.dispatchEvent(Component.java:4725)
at java.awt.EventQueue.dispatchEventImpl(EventQueue.java:764)
at java.awt.EventQueue.access$500(EventQueue.java:98)
at java.awt.EventQueue$3.run(EventQueue.java:715)
at java.awt.EventQueue$3.run(EventQueue.java:709)
at java.security.AccessController.doPrivileged(Native Method)
at java.security.ProtectionDomain$JavaSecurityAccessImpl.doIntersectionPrivilege(ProtectionDomain.java:80)
at java.security.ProtectionDomain$JavaSecurityAccessImpl.doIntersectionPrivilege(ProtectionDomain.java:90)
at java.awt.EventQueue$4.run(EventQueue.java:737)
at java.awt.EventQueue$4.run(EventQueue.java:735)
at java.security.AccessController.doPrivileged(Native Method)
at java.security.ProtectionDomain$JavaSecurityAccessImpl.doIntersectionPrivilege(ProtectionDomain.java:80)
at java.awt.EventQueue.dispatchEvent(EventQueue.java:734)
at com.intellij.ide.IdeEventQueue.defaultDispatchEvent(IdeEventQueue.java:719)
at com.intellij.ide.IdeEventQueue._dispatchEvent(IdeEventQueue.java:664)
at com.intellij.ide.IdeEventQueue.dispatchEvent(IdeEventQueue.java:363)
at java.awt.EventDispatchThread.pumpOneEventForFilters(EventDispatchThread.java:201)
at java.awt.EventDispatchThread.pumpEventsForFilter(EventDispatchThread.java:116)
at java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:105)
at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:101)
at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:93)
at java.awt.EventDispatchThread.run(EventDispatchThread.java:82)