ASP.Net The state information is invalid for this page and might be corrupted.

I am using Jquery Load and calling a page in a div.

Now while doing postback m getting this error  The state information is invalid for this page and might be corrupted.

SO what might be the possible solution for the same. or is this error due to some other thing.

All this error am getting while doing postback.and when i refresh the page and do the same thing again it works absolutely fine.

.Please Help me its urgent