ShaileshShinde
asked on
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. AutoGenera
Hi,
I am getting the following error message...I have visual studio 2008 with sp1 and .net framework 3.5,3.0 and 2.0 also....
I tried to to modify web.config by using
ViewStateEncryptionMode="N ever"
EnableViewStateMac="false" EnableEventValidation="fal se" ...
I also add Machine key tag in web.config still problem is there ........
I have one user control from which a pop up window get opened and when I hit any button or after postback i am getting this errror please help me.............
I am in trouble..........
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.
I am getting the following error message...I have visual studio 2008 with sp1 and .net framework 3.5,3.0 and 2.0 also....
I tried to to modify web.config by using
ViewStateEncryptionMode="N
EnableViewStateMac="false"
I also add Machine key tag in web.config still problem is there ........
I have one user control from which a pop up window get opened and when I hit any button or after postback i am getting this errror please help me.............
I am in trouble..........
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.
ASKER
what u r talking about ? i am getting this error
I am getting the following error message...I have visual studio 2008 with sp1 and .net framework 3.5,3.0 and 2.0 also....
I tried to to modify web.config by using
ViewStateEncryptionMode="N ever"
EnableViewStateMac="false" EnableEventValidation="fal se" ...
I also add Machine key tag in web.config still problem is there ........
I have one user control from which a pop up window get opened and when I hit any button or after postback i am getting this errror please help me.............
I am in trouble..........
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.
I am getting the following error message...I have visual studio 2008 with sp1 and .net framework 3.5,3.0 and 2.0 also....
I tried to to modify web.config by using
ViewStateEncryptionMode="N
EnableViewStateMac="false"
I also add Machine key tag in web.config still problem is there ........
I have one user control from which a pop up window get opened and when I hit any button or after postback i am getting this errror please help me.............
I am in trouble..........
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.
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AugustReign,
That did the trick for me! Good going! I am not the author of the original question, but I was looing for an answer to that very same problem and it worked perfectly. Thanks a million!
That did the trick for me! Good going! I am not the author of the original question, but I was looing for an answer to that very same problem and it worked perfectly. Thanks a million!
this should be done on the user control
Example myButton.PostBackUrl = "mypage.aspx";
post the code the control is using to open the page