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Validation of viewstate MAC failed RRS feed

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  • User229488726 posted

    I upload my project in domain it work fine after some time of login an error through 

    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 solve the problem 

    Wednesday, March 30, 2016 1:23 PM

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