خظا Validation of viewstate MAC failed.

[ramin149]

بچه ها این خطا مال چیه ؟
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.پ

83837

[Mohammadvb6]

http://barnamenevis.org/showthread.php?293408-%D8%AE%D8%B7%D8%A7%DB%8C-Validation-of-viewstate-MAC-failed&highlight=Validation+of+viewstate+MAC+failed.+If+t his+application+is+hosted+by+Web+Farm+cluster%2C+e nsure+that+%26lt%3BmachineKey%26gt%3B+configuratio n+specifies+the+same+validationKey+validation+algo rithm.+AutoGenerate+cannot+be+used+in+cluster

http://barnamenevis.org/showthread.php?249582-Validation-of-viewstate-MAC-failed.-%D8%A8%D8%B1%D8%A7%DB%8C-%DA%86%D9%87-%D8%A7%DB%8C%D9%86-%D8%AE%D8%B7%D8%A7-%DA%AF%D8%B1%D9%81%D8%AA%D9%87-%D9%85%DB%8C%D8%B4%D9%87%D8%9F%D8%9F%D8%9F&highlight=Validation+of+viewstate+MAC+failed.+If+t his+application+is+hosted+by+Web+Farm+cluster%2C+e nsure+that+%26lt%3BmachineKey%26gt%3B+configuratio n+specifies+the+same+validationKey+validation+algo rithm.+AutoGenerate+cannot+be+used+in+cluster