Ticket #22587: 22587.diff

wp-includes/media.php

@@ -1752 +1752 @@
                                                 'full'      => __('Full Size'),
                                         ) );
 
-                                        foreach ( $sizes as $value => $name ) : ?>
+                                        foreach ( (array) $sizes as $value => $name ) : ?>
                                                 <#
                                                 var size = data.sizes['<?php echo esc_js( $value ); ?>'];
                                                 if ( size ) { #>