Hi,
I have upgrated my VS 2005 application to VS 2010. But On my aspx page load I am getting following error.
I have upgrated my VS 2005 application to VS 2010. But On my aspx page load I am getting following error.
Error: 'Sys.WebForms.PageRequestManager' is null or not an object
What are all the possible ways of getting this error? And I am not able to select any row in the RADGrid, not able open combobox.