From eb66c46a8d91307832d1f939be1862f5da8536e7 Mon Sep 17 00:00:00 2001
From: nik <Nikolay.Chashnikov@jetbrains.com>
Date: Tue, 21 Dec 2010 11:28:10 +0300
Subject: [PATCH] EA-24740 - NPE: BaseLibrariesConfigurable.dispose

---
 .../projectRoot/BaseLibrariesConfigurable.java              | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/java/idea-ui/src/com/intellij/openapi/roots/ui/configuration/projectRoot/BaseLibrariesConfigurable.java b/java/idea-ui/src/com/intellij/openapi/roots/ui/configuration/projectRoot/BaseLibrariesConfigurable.java
index ee183fb8372c..45a518e17f23 100644
--- a/java/idea-ui/src/com/intellij/openapi/roots/ui/configuration/projectRoot/BaseLibrariesConfigurable.java
+++ b/java/idea-ui/src/com/intellij/openapi/roots/ui/configuration/projectRoot/BaseLibrariesConfigurable.java
@@ -158,8 +158,10 @@ public abstract class BaseLibrariesConfigurable extends BaseStructureConfigurabl
   }
 
   public void dispose() {
-    for (final LibrariesModifiableModel provider : myContext.myLevel2Providers.values()) {
-      provider.disposeUncommittedLibraries();
+    if (myContext != null) {
+      for (final LibrariesModifiableModel provider : myContext.myLevel2Providers.values()) {
+        provider.disposeUncommittedLibraries();
+      }
     }
   }