This error can be caused by a number of conditions:
- the cutting feed rate and/or the plunge feed rate in the tool definition is zero. the fix, give both of them a non zero value
- your license has been pirated and rendered useless.
- you haven’t defined a Jet Operation.
there may be other causes related to user error.
To be certain about the cause, please send us a customer support zip file per these instructions: Creating a Sheetcam Customer Support file
In the meantime of us reviewing your file, consider reviewing some of these new user tips: Where to learn Sheetcam - #2 by sheetcamCS2