Ticket #4266: 4266.diff

wp-includes/theme.php

@@ -180 +180 @@
                 $template    = $theme_data['Template'];
                 $stylesheet  = dirname($theme_file);
 
+                $screenshot = false;
                 foreach ( array('png', 'gif', 'jpg', 'jpeg') as $ext ) {
                         if (file_exists("$theme_root/$stylesheet/screenshot.$ext")) {
                                 $screenshot = "screenshot.$ext";