When loading the mat into your cameo the left edge of the mat should be aligned with the alignment marking on the far left of the machine.
Silhouette cameo mat not loading properly.
Not aligning the mat in the proper position.
The fix is to move the paper or material on the cutting mat over and up just slightly so it covers the top and left edge of the grid line box right.
Choosing the wrong load option load mat vs.
The cutting mat was not loaded properly.
If you are using a cameo the right hand pinch roller is not locked into place.
Failure to lock the roller bar.
If you look in the window screen there are 2 settings.
This is done by using the arrows on the machine.
These are the top 2 user errors i found people are having with their silhoutte cameo 3s.
I had hit the arrow and changed to load media.
If you are having issues with your device i hope this video can help.
Load media is used when you want to cut without using the cutting mat.