Mình cài xong rồi nhưng bị lỗi frame! Help!

[trungthanhbh]

Ở localhost thì bình thường. Lên hosting thì hiện cảnh báo:

Warning: require_once() [function.require-once]: Unable to access /home/tapchiso/public_html/libraries/joomla/utilities/compat/compat.php in /home/tapchiso/public_html/administrator/includes/framework.php on line 61

Warning: require_once(/home/tapchiso/public_html/libraries/joomla/utilities/compat/compat.php) [function.require-once]: failed to open stream: Permission denied in /home/tapchiso/public_html/administrator/includes/framework.php on line 61

Fatal error: require_once() [function.require]: Failed opening required '/home/tapchiso/public_html/libraries/joomla/utilities/compat/compat.php' (include_path='.:/usr/lib/php:/usr/local/lib/php') in /home/tapchiso/public_html/administrator/includes/framework.php on line 61

Ai biết giúp mình với. Thanks!