


Launch Audio MIDI Setup and select Show MIDI Studio from the menu.Ģ. This driver can be activated in the Audio MIDI Setup Utility.ġ. On Mac, you can use the IAC bus to create any number of virtual MIDI buses. So, if anyone else has a post-2014 Mac running 10.13 and has the Krog USB MIDI driver installed, then download the uninstaller and all will be wonderful and quick again.A virtual MIDI bus can be used to send MIDI messages between different applications on the same computer, or to create complex MIDI routing in Live. I found this page on Korg's website which confirms that there is a problem, so I downloaded the uninstaller and it's all working as it should now. This was one of the first things I installed and, even though I had removed it from Audio/MIDI Setup, it was still lurking in there. Also ProTools doesn't get stuck at the Setting Up MIDI message (and Live also starts up straightaway too). If I unplugged the USB lead and put it back in then it became online and then Audio/MIDI setup would start up straightaway. it was showing on Audio/MIDI setup but was greyed out). I found that if I opened Audio/MIDI Setup and the Kronos was attached and powered up, it wouldn't show as connected (i.e. It was the USB MIDI driver for my Korg Kronos, which uses the standard Korg USB MIDI driver.
