From eb54cf6fe5c2e75444bdb098f160ffd81cd594ec Mon Sep 17 00:00:00 2001
From: anna <anna.kozlova@jetbrains.com>
Date: Tue, 7 Jun 2011 12:13:17 +0400
Subject: [PATCH] NPE

---
 .../lang-impl/src/com/intellij/usageView/UsageViewUtil.java   | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/platform/lang-impl/src/com/intellij/usageView/UsageViewUtil.java b/platform/lang-impl/src/com/intellij/usageView/UsageViewUtil.java
index dc33a1af367b..d1956b928f34 100644
--- a/platform/lang-impl/src/com/intellij/usageView/UsageViewUtil.java
+++ b/platform/lang-impl/src/com/intellij/usageView/UsageViewUtil.java
@@ -125,9 +125,11 @@ public class UsageViewUtil {
             TextRange rangeInElement = usage.getRangeInElement();
             assert rangeInElement != null : usage;
             TextRange range = rangeInElement.shiftRight(injectionOffsetInMasterFile);
+            PsiFile containingFile = context.getContainingFile();
+            if (containingFile == null) continue; //move package to another package
             set.remove(
               NonCodeUsageInfo.create(
-                context.getContainingFile(), 
+                containingFile,
                 range.getStartOffset(),
                 range.getEndOffset(),
                 ((MoveRenameUsageInfo)usage).getReferencedElement(),