Hi Karmo, On 02/01/17 15:57, Greg KH wrote: > On Mon, Jan 02, 2017 at 03:38:40PM +0200, Karmo Rosental wrote: >> I have tried kernels 4.8.0 and 4.9.0 from Ubuntu repositories. >> Probably I don't have latest BIOS. > > Try updating it and see if that resolves this issue. >
It is very unlikely to be Linux since there was no changes in the USB host driver for MIDI neither ALSA recently. Looks like a BIOS issue. -- Felipe
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