diff --git a/UsageView/src/com/intellij/usages/UsageInfo2UsageAdapter.java b/UsageView/src/com/intellij/usages/UsageInfo2UsageAdapter.java
index 1ac00e3680d3..cee87b14b647 100644
--- a/UsageView/src/com/intellij/usages/UsageInfo2UsageAdapter.java
+++ b/UsageView/src/com/intellij/usages/UsageInfo2UsageAdapter.java
@@ -203,6 +203,8 @@ public class UsageInfo2UsageAdapter implements Usage, UsageInModule, UsageInLibr
     PsiElement element = myUsageInfo.getElement();
     PsiFile psiFile = element.getContainingFile();
     VirtualFile virtualFile = getFile();
+    if (virtualFile == null) return null;
+
     ProjectRootManager projectRootManager = ProjectRootManager.getInstance(element.getProject());
     ProjectFileIndex fileIndex = projectRootManager.getFileIndex();