Musescore Midi feedback annoyance

• Feb 10, 2018 - 10:24

Hi all,

I'm trying out the nightly build 2.2.0 revision 3f4efd8 with a Roland um-one Midi to USB adapter with a Roland E-20 using a Windows 10 dell latitude 3540. The Midi in and out is working but we noticed when both in and out are plugged in the keyboard you get feedback / an echo of the note you've just played. It's as if what's called Midi thru is enabled. Is there a way to disable this as I'd rather not have to keep unplugging the Midi in plug at the back of the keyboard each time.

The um-one has no settings itself so I'm assuming it's down to Musescore to control that?

Many thanks in advance

Rodp


Comments

In Edit→Preferences→I/O there is a warning dialog that talks about possible loopback issues, I guess that really means feedback:

Warning: You used the same CoreMIDI IAC bus for input and output. This will cause problematic loopback, whereby MuseScore's outputted MIDI messages will be sent back to MuseScore as input, causing confusion. To avoid this problem, access Audio MIDI Setup via Spotlight to create a dedicated virtual port for MuseScore's MIDI output, restart MuseScore, return to Preferences, and select your new virtual port for MuseScore's MIDI output. Other programs may then use that dedicated virtual port to receive MuseScore's MIDI output.

Not sure, but the remark about using Spotlight seems to imply that this applies to Mac only?

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