I'm trying to edit the fields in the leads and the following error comes up.

Webpage error details

User Agent: Mozilla/4.0 (compatible; MSIE 8.0; Windows NT 5.1; Trident/4.0; .NET CLR 1.1.4322; .NET CLR 2.0.50727; .NET CLR 3.0.04506.30; InfoPath.2; .NET CLR 3.0.4506.2152; .NET CLR 3.5.30729)
Timestamp: Tue, 16 Feb 2010 17:05:53 UTC


Message: Exception thrown and not caught
Line: 9335
Char: 2424
Code: 0
URI: http://orders.transontario.com/sugar...rp1_yui.js?c=1

I'm using the Sugar Community Edition, version 5.5.0