From 44ac3abd7540c5b95a5cc817423c886dbbc08cb2 Mon Sep 17 00:00:00 2001
From: Oleg Shpynov <Oleg.Shpynov@jetbrains.com>
Date: Mon, 12 Jan 2009 19:07:32 +0300
Subject: [PATCH] RUBY-2484

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

diff --git a/lang-impl/src/com/intellij/codeInsight/documentation/DocumentationManager.java b/lang-impl/src/com/intellij/codeInsight/documentation/DocumentationManager.java
index 22b594581c71..b55f40e115b3 100644
--- a/lang-impl/src/com/intellij/codeInsight/documentation/DocumentationManager.java
+++ b/lang-impl/src/com/intellij/codeInsight/documentation/DocumentationManager.java
@@ -589,7 +589,7 @@ public class DocumentationManager {
   }
 
   public Project getProject(@Nullable final PsiElement element) {
-    assert element == null || myProject == element.getProject();
+    assert element == null || !element.isValid() || myProject == element.getProject();
     return myProject;
   }