ASP.Net Error: Validation of viewstate MAC failed

Question

i an getting the following errorValidation of viewstate MAC failed If this application is hosted by a Web Farm or cluster ensure that ltmachineKeygt configuration specifies the same validationKey and validation algorithm AutoGenerate cannot be used in a clusterI am getting loginafter few minuteswhen i click on logoutit throws the above errorHow to pvercome with this

pandeyism · Accepted Answer

Hi  chetanPlease take reference the below linkASPNet Error Validation of viewstate MAC failed

chetan · Answer

1I used the ltmachineKeygt Generator Tool to generate a machine keyThe above link not working to generate machine key

ASP.Net Error: Validation of viewstate MAC failed

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."

ASP.Net Error: Validation of viewstate MAC failed.

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