[Capella import] CapX import creates corrupted score

I got contacted be a user of the Notensatz Forum , to enter this issue on his behalf. I've reproduced it too...

Importing the attachedCapella CapX file inro MuseScore 2.0 results in a corrupt score, on opening that score, MuseScore complains about:

Measure 1 Staff 1 incomplete. Expected: 4/4; Found: 8/4
Measure 1, staff 1, voice 2 too long. Expected: 4/4; Found: 8/4
Measure 1 Staff 2 incomplete. Expected: 4/4; Found: 8/4
Measure 1, staff 2, voice 2 too long. Expected: 4/4; Found: 8/4
Measure 2 Staff 1 incomplete. Expected: 4/4; Found: 8/4
Measure 2, staff 1, voice 2 too long. Expected: 4/4; Found: 8/4
Measure 2 Staff 2 incomplete. Expected: 4/4; Found: 4/2
Measure 2, staff 2, voice 2 too long. Expected: 4/4; Found: 8/4
Measure 3 Staff 1 incomplete. Expected: 4/4; Found: 8/4
Measure 3, staff 1, voice 2 too long. Expected: 4/4; Found: 8/4
Measure 3 Staff 2 incomplete. Expected: 4/4; Found: 8/4
Measure 3, staff 2, voice 2 too long. Expected: 4/4; Found: 8/4
Measure 4 Staff 1 incomplete. Expected: 4/4; Found: 8/4
Measure 4, staff 1, voice 2 too long. Expected: 4/4; Found: 8/4
Measure 4 Staff 2 incomplete. Expected: 4/4; Found: 8/4
Measure 4, staff 2, voice 2 too long. Expected: 4/4; Found: 8/4
Measure 5 Staff 1 incomplete. Expected: 4/4; Found: 8/4
Measure 5, staff 1, voice 2 too long. Expected: 4/4; Found: 4/2
Measure 5 Staff 2 incomplete. Expected: 4/4; Found: 4/2
Measure 5, staff 2, voice 2 too long. Expected: 4/4; Found: 8/4
Measure 6 Staff 1 incomplete. Expected: 4/4; Found: 8/4
Measure 6, staff 1, voice 2 too long. Expected: 4/4; Found: 8/4
Measure 6 Staff 2 incomplete. Expected: 4/4; Found: 4/2
Measure 6, staff 2, voice 2 too long. Expected: 4/4; Found: 8/4
Measure 7 Staff 1 incomplete. Expected: 4/4; Found: 8/4
Measure 7, staff 1, voice 2 too long. Expected: 4/4; Found: 8/4
Measure 7 Staff 2 incomplete. Expected: 4/4; Found: 8/4
Measure 7, staff 2, voice 2 too long. Expected: 4/4; Found: 8/4
Measure 8 Staff 1 incomplete. Expected: 4/4; Found: 8/4
Measure 8, staff 1, voice 2 too long. Expected: 4/4; Found: 8/4
Measure 8 Staff 2 incomplete. Expected: 4/4; Found: 8/4
Measure 8, staff 2, voice 2 too long. Expected: 4/4; Found: 8/4
Measure 9 Staff 1 incomplete. Expected: 4/4; Found: 8/4
Measure 9, staff 1, voice 2 too long. Expected: 4/4; Found: 8/4
Measure 9 Staff 2 incomplete. Expected: 4/4; Found: 8/4
Measure 9, staff 2, voice 2 too long. Expected: 4/4; Found: 8/4
Measure 10 Staff 1 incomplete. Expected: 4/4; Found: 8/4
Measure 10, staff 1, voice 2 too long. Expected: 4/4; Found: 8/4
Measure 10 Staff 2 incomplete. Expected: 4/4; Found: 8/4
Measure 10, staff 2, voice 2 too long. Expected: 4/4; Found: 8/4
Measure 11 Staff 1 incomplete. Expected: 4/4; Found: 8/4
Measure 11, staff 1, voice 2 too long. Expected: 4/4; Found: 8/4
Measure 11 Staff 2 incomplete. Expected: 4/4; Found: 4/2
Measure 11, staff 2, voice 2 too long. Expected: 4/4; Found: 8/4
Measure 12 Staff 1 incomplete. Expected: 4/4; Found: 8/4
Measure 12, staff 1, voice 2 too long. Expected: 4/4; Found: 8/4
Measure 12 Staff 2 incomplete. Expected: 4/4; Found: 8/4
Measure 12, staff 2, voice 2 too long. Expected: 4/4; Found: 8/4

CapX and resulting mscz attached