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Validation of viewstate MAC failed. If this application is hosted by a Web Farm or cluster, ensure that configuration specifies the same

02 Jul

When this error comes, put enableViewStateMac=”false” in the tag either in the web.config or in the page where you get this error.

 
2 Comments

Posted in asp.net, error, viewstate, viewstatemac

 

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  1. Julie

    July 5, 2010 at 8:30 am

    Very helpful. Thanks for sharing this.

     

  2. WP Themes

    July 26, 2010 at 5:16 am

    Good brief and this enter helped me alot in my college assignement. Say thank you you as your information.