Dynamic C 9.21 crashes

Just got 9.21 with BLM2100. Simple I/O program (20 lines) crashes Dynamic C. Restart, fix syntax and recompile and it works and loads. If their are 3 coding errors I get 3 crashes.

Should I upgrade to 9.62? If so how?
CG

Yes, you should upgrade. Go to www.rabbit.com and follow the links to “download Dynamci C for free”.