From 7d698151c061515438acff5c07ce9e26c0a56fbe Mon Sep 17 00:00:00 2001
From: Dennis Ushakov <dennis.ushakov@gmail.com>
Date: Mon, 23 Feb 2015 12:40:46 +0300
Subject: [PATCH] EA-64930

---
 .../codeInsight/editorActions/XmlTagNameSynchronizer.java       | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/xml/impl/src/com/intellij/codeInsight/editorActions/XmlTagNameSynchronizer.java b/xml/impl/src/com/intellij/codeInsight/editorActions/XmlTagNameSynchronizer.java
index b41845573d7f..18427c96c96c 100644
--- a/xml/impl/src/com/intellij/codeInsight/editorActions/XmlTagNameSynchronizer.java
+++ b/xml/impl/src/com/intellij/codeInsight/editorActions/XmlTagNameSynchronizer.java
@@ -102,7 +102,7 @@ public class XmlTagNameSynchronizer extends CommandAdapter implements Applicatio
   }
 
   private static Language findXmlLikeLanguage(Project project, VirtualFile file) {
-    final PsiFile psiFile = file != null ? PsiManager.getInstance(project).findFile(file) : null;
+    final PsiFile psiFile = file != null && file.isValid() ? PsiManager.getInstance(project).findFile(file) : null;
     if (psiFile != null) {
       for (Language language : psiFile.getViewProvider().getLanguages()) {
         if (SUPPORTED_LANGUAGES.contains(language.getID())) return language;