Nothing is wrong with the application, it is the ACPI table in the
BIOS which is wrong.
This is a common thing. For instance, on some mobos, "ACPI Fan" is
listed in the device manager, but trying to get the fan speed using
So, you cannot 100% rely on WMI to obtain things like mobo serial
number or fan speed. Wait till the mobo vendors will start to
implement the correct ACPI tables.
> Dear All,
> I am using WMI functions in my visual basic to get the
> Motherboard serial number. It is giving the above error
> in some of the machines on the client side.
> Please help me with what is wrong with the application.
> What are the dependencies to run the WMI scripts on the
> clients side.
> Thanks in advance