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Validation of viewstate MAC failed.

Rahul Saxena

Rahul Saxena
Nov 13 2008 11:18 PM
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Validation of viewstate MAC failed. If this application is hosted by a Web
Farm or cluster, ensure that <machineKey> configuration specifies the same
validationKey and validation algorithm. AutoGenerate cannot be used in a
cluster.

How to over come this................


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