Am 27.12.20 um 22:58 schrieb David Kastrup:
"channel names". So probably things like
system:playback_17 and
system:playback_18 rather than just 17 and 18.
Nope, tried that too before my last mail, with the system part and
without, with and without quotes around the option. Same error. Please
test commands before you post them :)
Chris