Fatal Error

I am unable to change, add or update products because of the following error:
-- Error-message(debug-mod must be tuned on) -- : Error_message
Fatal error: Call to undefined method stdClass::onDisplay() in /home/content/17/6001617/html/CN_TV/libraries/cms/editor/editor.php on line 459
Page Looks like the image below - can anyone tell h\me how to fix this error -- i have tried updating and uninstalling.
[img]http://advancn.org/error_pics/hika shop.PNG[/img]

PHP Built On Linux p3nlhg165.shr.prod.phx3.secureserver.net 2.6.32-358.18.1.el6.nfsfixes.x86_64 #1 SMP Wed Sep 4 14:07:10 MST 2013 x86_64
Database Version 5.0.96-log
Database Collation utf8_general_ci
PHP Version 5.3.24
Web Server Apache
WebServer to PHP Interface cgi-fcgi
Joomla! Version Joomla! 3.2.1 Stable [ Ember ] 18-December-2013 14:30 GMT
Joomla! Platform Version Joomla Platform 13.1.0 Stable [ Curiosity ] 24-Apr-2013 00:00 GMT
User Agent Mozilla/5.0 (Windows NT 6.1; WOW64; rv:27.0) Gecko/20100101 Firefox/27.0

Hi,

As you can see the error is coming from Joomla editor itself (libraries/cms/editor/editor.php) and not from HikaShop.
Please change your default editor and/or change the default editor in the HikaShop configuration.

Regards,