Invalid viewstate for ScriptResource.axd?

Question

The Script Resource and the Web Resource files are generating intermittent errors in my application. I have been trying to chase the cause of the problem but to no avail. I noti

Answer 1

We've experienced the same and it appears to be related to a bug in IE8's rendering engine.

Take a look at the following resources: http://blogs.msdn.com/ieinternals/archive/2009/07/27/Bugs-in-the-IE8-Lookahead-Downloader.aspx http://connect.microsoft.com/IE/feedback/ViewFeedback.aspx?FeedbackID=467062

Basically there are a few tags on the page that are causing a "parser restart" which causes 4K of the HTML in the page to be omitted. This means that the browser is putting HTML on to the ScriptResource.axd that occurs 4096 bytes later in the page.