Index: passwordmgr/base/nsPasswordManager.cpp
===================================================================
RCS file: /cvsroot/mozilla/toolkit/components/passwordmgr/base/nsPasswordManager.cpp,v
retrieving revision 1.57
diff -p -u -u -p -r1.57 nsPasswordManager.cpp
--- passwordmgr/base/nsPasswordManager.cpp	15 Apr 2005 14:55:55 -0000	1.57
+++ passwordmgr/base/nsPasswordManager.cpp	29 Apr 2005 12:50:45 -0000
@@ -269,6 +269,8 @@ nsPasswordManager::Init()
   NS_ASSERTION(!signonFile.IsEmpty(), "Fallback for signon filename not present");
 
   NS_GetSpecialDirectory(NS_APP_USER_PROFILE_50_DIR, getter_AddRefs(mSignonFile));
+  if (!mSignonFile) return NS_OK;
+  
   mSignonFile->AppendNative(signonFile);
 
   nsCAutoString path;