I appreciate what you’re saying, however I’ve been using Simplify3D for many years and with my Snapmaker since I got it 2 years ago and it’s been working fine - until now. something has changed :).
Thanks,
Fred
Yes, you run a beta firmware with changed firmware limits.
Oh duh 
that does make a lot of sense. Little slow but the light bulb finally turned on
That’s why it is so important to call all facts, sometimes it’s the obvious 
.