abgqq pokerSerialException: could not open port 'COM3' WindowsError(5 ; WebJun 21, 2018 · Hi Flint, I suspect that both errors (from serial and pyxid) reflect the same underlying problem, namely that the device is simply not there.If you go into the Device Manager of Windows, you can see a list of all COM ports. Is COM3 there? I suspect not. UAUT – UNITED AFRICAN UNIVERSITY OF TANZANIA ; WebThe United African University of Tanzania(UAUT) wishes to inform the prospective students with multiple admissions to confirm their READINESS to join UAUT using the special code sent to them through their phone number or email address used during application.