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Validation of viewstate mac failed. autogenerate cannot be used in a cluster

This is 2 yr old question. RajeeshMenoth 7-May am. Codes DeCodes 4-Jun am. Paste in web config. Posted Jan pm Er. Anil Yadav.

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Validation of viewstate MAC failed

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Validation of viewstate MAC failed

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  • Solution 1!
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  • Validation of viewstate MAC failed. If this application is hosted by a Web Farm or cluster.
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  • Solution 3.

Provide an answer or move on to the next question. Let's work to help developers, not make them feel stupid. Do click on the below link to auto generate some random keys for your requirements. NET uses a set of keys to do the encryption and decryption. Normally, these keys are hidden and automatically generated by ASP.

Your Answer

NET every time your application recycles, but there are times when you want to specify a particular, persistent key. Offers Combo Offer. India World. Frequently Asked Question. Not at all helpful.

Frequently Asked Question

What could be better? Optional X. View state is information that is round-tripped between WebForms. NET application. Validation of viewstate MAC failed.


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  • How to fix the "Server Error in '/' Application - Validation of viewstate MAC failed" error.

AutoGenerate cannot be used in a cluster. Description: An unhandled exception occurred during the execution of the current web request. Please review the stack trace for more information about the error and where it originated in the code. Exception Details: System.

Error : Validation of viewstate MAC failed

Source Error: [No relevant source lines] Source File ProcessRequest HttpContext context in It is impossible to know whether these keys were created securely or if they are being recorded to a secret database. AppendFormat [System. Dispose [string]::Format [System. Provisions the HKLM registry so that the specified user account can persist auto-generated machine keys.

WindowsPrincipal [System. IsInRole [System. Last Updated: 30 Oct