Cubase Artist 15.0.30 - Wrong Midi File Export with multiple drum tracks for Midi Format 0

Issue:
A midi file with more than 1 drum tracks is not exported correctly, when choosing midi format 0 as export option

Workaround:
choose midi format 1 for correct export

Reproducing Steps:

  • Load a midi file with a single drum track on midi channel 10
  • Duplicate the drum track and set the track number of the duplicated track to a free midi track number (e.g. 16)
  • use File / Export / Midi File for exporting
  • choose midi format 0 in export dialog
    → exported midi file is wrong

System:
Windows 11, Cubase Artist 15.0.30

Can you describe or show in detail what is wrong?

The exported file length is between 60and 62 bytes.

ExportedAsFileFormat1.mid (50.7 KB)

ExportedAsFileFormat0.mid (60 Bytes)