=== modified file 'addressbook/backends/groupwise/e-book-backend-groupwise.c'
--- addressbook/backends/groupwise/e-book-backend-groupwise.c	2007-12-18 16:36:30 +0000
+++ addressbook/backends/groupwise/e-book-backend-groupwise.c	2007-12-18 16:42:36 +0000
@@ -2421,6 +2421,11 @@
 	EList *views = e_book_backend_get_book_views (E_BOOK_BACKEND (ebgw));
 	EIterator *iter;
 	EDataBookView *rv = NULL;
+	
+	if (!iter) {
+		g_object_unref (views);
+		return NULL;
+	}
 
 	if (!views)
 		return NULL;