Hi,
This bug was already in the previous version, and it seems to be still here. You just click on the Play button after writing something, and Dorico disappears.
Mac Mojave.
Paolo
dorico-crash-when-switching-from-write-to-play.txt.zip (29.1 KB)
We have as yet been unable to reproduce this problem, and problems that cannot be reproduced cannot be (reliably) fixed.