this avoids a MAC errorValidation 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. I add this to webconfig and it works<pages validateRequest="false" enableEventValidation="false" viewStateEncryptionMode="Never" enableViewStateMac="false">why does it work and what an earth is this error as it makes no sense to me. it is to do with sessions.
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