From a772c09ee4805bd2abbd3d9eef43612409824893 Mon Sep 17 00:00:00 2001
From: "Gregory.Shrago" <gregory.shrago@jetbrains.com>
Date: Fri, 2 Mar 2018 20:28:04 +0300
Subject: [PATCH] java.lang.Throwable: Returned editor for invalid file

---
 .../intellij/openapi/wm/impl/status/InsertOverwritePanel.java    | 1 +
 1 file changed, 1 insertion(+)

diff --git a/platform/platform-impl/src/com/intellij/openapi/wm/impl/status/InsertOverwritePanel.java b/platform/platform-impl/src/com/intellij/openapi/wm/impl/status/InsertOverwritePanel.java
index 2eb47bc4aad2..dc7bec6e76df 100644
--- a/platform/platform-impl/src/com/intellij/openapi/wm/impl/status/InsertOverwritePanel.java
+++ b/platform/platform-impl/src/com/intellij/openapi/wm/impl/status/InsertOverwritePanel.java
@@ -82,6 +82,7 @@ public class InsertOverwritePanel extends EditorBasedWidget implements StatusBar
   }
 
   private void updateStatus() {
+    if (!myProject.isOpen()) return;
     final Editor editor = getFocusedEditor();
     if (editor == null || !editor.isColumnMode()) {
       myTextPanel.setBorder(null);