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Thursday, November 6, 2008

Validation of viewstate MAC failed. If this application is hosted by a Web Farm or cluster, ensure that configuration specifies the same

Validation of viewstate MAC failed. If this application is hosted by a Web Farm or cluster, ensure that configuration specifies the same validationKey and validation algorithm. AutoGenerate cannot be used in a cluster.

if this kind of error occurred in your web page obviously your viewstate too large and you can solve this using Session.

cheers.

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Sri Lanka .NET 
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