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In my application, whenever I am doing postback I am getting the error,
Microsoft JScript runtime error: Sys.WebForms.PageRequestManagerServerErrorException: An unknown error occurred while processing the request on the server. The status code returned from the server was: 500

I have set

in @Page directives.

I dont have any AutoPostBack Triggers in my UpdatePanel.

Please help me. I dont know why it is happening.
Thanks in advance

1 solution

I fixed that error.
I was passing hiddenField value from codebehind.
It works when I removed that code.


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