Do not know if it is still relevant, but I had the same problem under windows 7.
To avoid the respective error I added the “OpenSerial” and “CloseSerial” in GameMode blueprint, and I read the serial from the Character blueprint.
Do not know if it is still relevant, but I had the same problem under windows 7.
To avoid the respective error I added the “OpenSerial” and “CloseSerial” in GameMode blueprint, and I read the serial from the Character blueprint.