Error on page

[#1]

Hi all,

     An error occured When i open a document on accesspoint:

My IE version is IE8

My QV version is 11.0.11440.0

Webpage error details

User Agent: Mozilla/4.0 (compatible; MSIE 8.0; Windows NT 6.1; Trident/4.0; SLCC2; .NET CLR 2.0.50727; .NET CLR 3.5.30729; .NET CLR 3.0.30729; .NET4.0C; .NET4.0E; InfoPath.3)
Timestamp: Mon, 9 Jun 2014 06:04:28 UTC

Message: 'Painted[...]' is null or not an object
Line: 58
Char: 455543
Code: 0
URI: http://[server machine name]/QvAjaxZfc/htc/QvAjax.js

Message: 'Painted[...]' is null or not an object
Line: 58
Char: 455543
Code: 0
URI: http://[server machine name]/QvAjaxZfc/htc/QvAjax.js

Has anybody encountered this problem? pls help me.