Ticket #14401: 14401.diff

class-wp-filesystem-base.php

@@ -152 +152 @@
                 if ( isset($this->cache[ $folder ] ) )
                         return $this->cache[ $folder ];
 
-                if ( $this->exists($folder) ) { //Folder exists at that absolute path.
+                if ( $this->is_dir($folder) ) { //Folder exists at that absolute path.
                         $folder = trailingslashit($folder);
                         $this->cache[ $folder ] = $folder;
                         return $folder;