I don't get why my old board, that worked fine, now also had this problem. Both PCB layouts look the same between MCU and the debug connector - so there I'd expect same behavior - but the old used to work with "Auto", and "new" is always fishy at first ...
If you do not specify a volume name, NUCLEO may be used as the default. Board ID: this is for the Mbed shortcut. If you want to use the shortcut, set char at 0x0f to B and use the following for characters to enter the board ID. ST-Link V2.1 is also used on Azure IoT Dev...