{ApplicationName}/ScriptResource.axd and invalid viewstate.

Question

I have an asp.net web form application running in a web farm?

All the machine keys are configured the same in web.config according to MSDN recommendation, still, it periodically throw out "System.Web.HttpException: Invalid viewstate.", and according to the stack.

It's in this line

Request : /{applicationname}/ScriptResource.axd +92

Note:{applicationname} is my application name.

Answer 1

see Erratic Invalid Viewstate issue in .net application