Should I ignore the occasional Invalid viewstate error?

Question

Every now and then (once every day or so) we\'re seeing the following types of errors in our logs for an ASP.NET 3.5 application

• Invalid viewstate
• Inv

Answer 1

BlowDart has the right answer for the Invalid Viewstate problem. It's probably your app pool being recycled and changing the encryption key.

See these posts for support:

Erratic Invalid Viewstate issue in a .NET application

Making user login persistant with ASP .Net Membership