Description: An error occurred during the compilation of a resource required to service this request. Please review the following specific error details and modify your source code appropriately.
Compiler Error Message: CS0016: Could not write to output file 'c:\WINDOWS\Microsoft.NET\Framework\v2.0.50727\Temporary ASP.NET Files\wholesales\xxxxx\xxxxx\App_Code.xxxxxxx.dll' -- 'Access is denied. '
2. Right-click the Temporary folder (mine is C:\WINDOWS\Temp) and select Sharing and Security. Select the Security tab and take a look at the list of “Group or user names:”
3. NETWORK SERVICE should be in the list. If it is not, click Add and type Network Service in the text box:
Problem should be solved.