>So you got an 'Invalid ViewState' exception when the EnbableViewState property was set to false? That sounds like a .NET bug....
When I put it, it was only for a few seconds as I immediately saw that this is necessary.
>Also bear in mind, if this is a production server, that the exceptions are doing exactly what they are intended to do - alerting you to the fact that a client was deliberately returning invalid postback information....
Yes, correct