Description
When CKEditor is installed and enabled on the site there is an error:
Notice: Undefined variable: is_ckfinder in /home/public_html/shop/admin/admin_config.php on line 260
 
Solution
http://www.viart.com/downloads/5.admin_config.php.zip
 
Download the file above and extract 'admin_config.php' in the /admin folder replacing existing file. Please do not forget to make a backup copy of the current file in case something goes wrong.