Ticket #3493: 3493_2.patch

src/includes/core/capabilities.php

@@ -285 +285 @@
  */
 function bbp_add_forums_roles( $wp_roles = null ) {
 
+        if ( null === $wp_roles ) {
+                $wp_roles = new stdClass();
+        }
+
         // Get the dynamic roles
         $bbp_roles = bbp_get_dynamic_roles();