ASP.NET: Unable to validate data.
- by SoloBold
What is the cause of this exception in ASP.NET? Obviously it is a viewstate exception, but I can't reproduce the error on the page that is throwing the exception (a simple two TextBox form with a button and navigation links).
FWIW, I'm not running a web farm.
Exception
Error Message: Unable to validate
data.
Error Source: System.Web
…