From b05ba7026f5fb70879532fb91c23dd31af164081 Mon Sep 17 00:00:00 2001
From: Dmitry Batkovich <dmitry.batkovich@jetbrains.com>
Date: Thu, 5 May 2016 14:43:06 +0300
Subject: [PATCH] inspection tool window: check validity for before requesting
 a custom presentation

---
 .../com/intellij/codeInspection/ui/InspectionResultsView.java   | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/platform/lang-impl/src/com/intellij/codeInspection/ui/InspectionResultsView.java b/platform/lang-impl/src/com/intellij/codeInspection/ui/InspectionResultsView.java
index 8a1b1dd38221..2096cfecf274 100644
--- a/platform/lang-impl/src/com/intellij/codeInspection/ui/InspectionResultsView.java
+++ b/platform/lang-impl/src/com/intellij/codeInspection/ui/InspectionResultsView.java
@@ -471,7 +471,7 @@ public class InspectionResultsView extends JPanel implements Disposable, Occuren
       final int problemCount = myTree.getSelectedProblemCount();
       JComponent previewPanel = null;
       final InspectionToolWrapper tool = myTree.getSelectedToolWrapper();
-      if (tool != null && refEntity != null && problemCount == 1) {
+      if (tool != null && refEntity != null && problemCount == 1 && refEntity.isValid()) {
         final InspectionToolPresentation presentation = myGlobalInspectionContext.getPresentation(tool);
         previewPanel = presentation.getCustomPreviewPanel(refEntity);
       }