Hi ALL,

  i am writing a C# code for manageing the microsoft virtual server r2 i got COM exception saying: Either a required impersonation level was not provided, or the provided impersonation level is invalid. (Exception from HRESULT: 0x80070542)

code is like this
string VMFolderPath = @"C:\VirtualServer\VHDTest";
            VMVirtualServer objVirtualServer = new VMVirtualServer();
           //Create a new VM
            objVirtualServer.CreateVirtualMachine("VHD Test VM", VMFolderPath);
Through error at CreateVirtualMachine("VHD Test VM", VMFolderPath)

Either a required impersonation level was not provided, or the provided impersonation level is invalid. (Exception from HRESULT: 0x80070542

can enybody help me it's urgent

thanks in advance