Visual Studio is waiting for an operation to complete. If you regularly encounter this delay during normal usage please report this problem to Microsoft. Please include a description of the work you’re doing in Visual Studio and when possible instruction
The server application is busy and cannot complete the current request.
This error might also be caused by antivirus software blocking some devenv.exe processes. Several features in the product use scripts, and these scripts might be blocked by antivirus software. For related information, see "PRB: Visual IDE does not open when started or application cannot start error message" online at http://support.microsoft.com/default.aspx?scid=kb;en-us;306905&Product=vsnet.
To correct server application related errors
Choose Switch To to open the application and investigate the problem.
Choose Retry to wait for the server application to finish processing the request.
Choose Cancel to end the request.
To correct antivirus related errors
In your antivirus software, specify that the software should allow scripts that originate from devenv.exe to run. For detailed instructions, see the product documentation for the antivirus software.