Sys.WebForms.PageRequestManagerServerErrorException: An unknown error occurred while processing the request on the server. The status code returned from the server was: 500
Quote:This issue sometimes occurs when you have a control registered as an AsyncPostbackTrigger in multiple update panels. If that's not the problem, try adding the following right after the script manager declaration: JavaScript <script type="text/javascript" language="javascript"> Sys.WebForms.PageRequestManager.getInstance().add_endRequest(EndRequestHandler); function EndRequestHandler(sender, args){ if (args.get_error() != undefined){ args.set_errorHandled(true); } } </script> There are a few more solutions discussed here: http://forums.asp.net/t/1066976.aspx/9/10
This issue sometimes occurs when you have a control registered as an AsyncPostbackTrigger in multiple update panels.
If that's not the problem, try adding the following right after the script manager declaration:
<script type="text/javascript" language="javascript"> Sys.WebForms.PageRequestManager.getInstance().add_endRequest(EndRequestHandler); function EndRequestHandler(sender, args){ if (args.get_error() != undefined){ args.set_errorHandled(true); } } </script>
There are a few more solutions discussed here: http://forums.asp.net/t/1066976.aspx/9/10
var
This content, along with any associated source code and files, is licensed under The Code Project Open License (CPOL)