IE error at image properties

Webpage error details

User Agent: Mozilla/4.0 (compatible; MSIE 8.0; Windows NT 5.2; WOW64; Trident/4.0; .NET CLR 2.0.50727; .NET CLR 3.0.4506.2152; .NET CLR 3.5.30729; InfoPath.2)
Timestamp: Fri, 13 Apr 2012 12:10:25 UTC


Message: 'undefined' is null or not an object
Line: 868
Char: 82
Code: 0
URI: https://XXX/lib/external/ck362/plugins/image/dialogs/image.js?t=B8DJ5M3