gurpreet:

same code or same project works fine in WindowsXP , with iis 6.0 and .net 2008.

 

but if we want to run that same project in Windows7 , with iis 7.5 and .net 2008,

 

we are getting below error, please suggest if we have to do any extra setting at project level -

 

 

Server Error in '/xxx' Application.

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Object reference not set to an instance of an object.

Description: An unhandled exception occurred during the execution of the current web request. Please review the stack trace for more information about the error and where it originated in the code.

Exception Details: System.NullReferenceException: Object reference not set to an instance of an object.

Source Error:

Line 182: } Line 183: function xxx(stringQuestion) { Line 184: var editor1 = document.getElementById('<%=Editor1.ClientID%>');