Are you on Windows 10? Auto-updates may have run and messed something up.
Check your MC settings, make sure they haven't reverted to default.
dpaterson wrote:Move over to the right and click on any single sample or loop (whatever) so that it's highlighted
Press Ctrl+S (select all).
joanmale wrote:Ok done it, installed the 32bit version... More clips i cut and copy/paste, more crashes, when more advanced the project is, worst.