I have the same problem. Whenever I try to save changes I've made in the Beatscape using the slice editor, Sonar crashes. I have to restart Sonar to get it running again. Sorry I don't have any helpful advice. If Cakewalk could repair this with a new bug fix in an update that would be awesome.
Specs
Windows XP sp3 32bit
Sonar X1 Producer
2GB RAM
1.75TB HDD
3.066Ghz Intel
Native Instruments Audio Kontrol 1
Korg padKONTROL
M-Audio Legacy Keyboard 49Key
post edited by kvbthree - 2011/08/21 16:03:42