Ticket #6162: 6162.diff

wp-admin/includes/widgets.php

@@ -52 +52 @@
                         $widget_control_template = ob_get_contents();
                         ob_end_clean();
 
-                        if ( !$sidebar || $is_multi = false !== strpos( $widget_control_template, '%i%' ) ) {
+                        $is_multi = false !== strpos( $widget_control_template, '%i%' );
+                        if ( !$sidebar || $is_multi ) {
                                 if ( $is_multi )
                                         $already_shown[] = $widget['callback']; // it's a multi-widget.  We only need to show it in the list once.
                                 $action = 'add';