--- a/comm/mailnews/addrbook/src/nsAbView.cpp
+++ b/comm/mailnews/addrbook/src/nsAbView.cpp
@@ -833,16 +833,19 @@ nsCString getQuery(nsCOMPtr<nsIAbDirecto
   if (searchBegin == kNotFound)
     return EmptyCString();
 
   return nsCString(Substring(uri, searchBegin));
 }
 
 NS_IMETHODIMP nsAbView::OnItemAdded(nsISupports *parentDir, nsISupports *item)
 {
+  if (!mDirectory)  // No address book selected.
+    return NS_OK;
+
   nsresult rv;
   nsCOMPtr <nsIAbDirectory> directory = do_QueryInterface(parentDir, &rv);
   NS_ENSURE_SUCCESS(rv,rv);
 
   bool isRemote = isDirectoryRemote(directory);
   // If the search is performed on All Address books, its possible that the LDAP
   // results start coming when mDirectory has changed (LDAP search works in an
   // asynchronous manner).