Index: includes/admin/tools.php
===================================================================
--- includes/admin/tools.php	(revision 4522)
+++ includes/admin/tools.php	(working copy)
@@ -1114,7 +1114,6 @@
 		/** Roles *************************************************************/
 
 		$statement  = __( 'Deleting Roles and Capabilities… %s', 'bbpress' );
-		$sql_delete = bbp_remove_roles();
 		$sql_delete = bbp_remove_caps();
 		$messages[] = sprintf( $statement, $success );