Ticket #10492: wp_get_attachment_thumb_file.diff

Users/simon/Projects/StephenFry/site/wordpress/wp-includes/post.php

@@ -2721 +2721 @@
 
         $file = get_attached_file( $post->ID );
 
-        if ( !empty($imagedata['thumb']) && ($thumbfile = str_replace(basename($file), $imagedata['thumb'], $file)) && file_exists($thumbfile) )
+        if ( !empty($imagedata['sizes']['thumbnail']['file']) && ($thumbfile = str_replace(basename($file), $imagedata['sizes']['thumbnail']['file'], $file)) && file_exists($thumbfile) )
                 return apply_filters( 'wp_get_attachment_thumb_file', $thumbfile, $post->ID );
         return false;
 }