When scanning a Windows machine the agent fails when reading device driver information and the following error is seen

System.Runtime.InteropServices.COMException (0x800706BE) at System.Runtime.InteropServices.Marshal.ThrowExceptionForHRInternal(Int32 errorCode, IntPtr errorInfo)


This error can be caused when there are excessive volume shadow copies created for a drive.


View the shadow copies configured for the drives on the Windows machine and remove as necessary.

More Information

The WMI query causing the issue can be tested directly by executing the following WQL using wbemtest.exe.

SELECT * FROM Win32_PnpSignedDriver