Threads: Unfortunately, something does not fit with the file, you always see the bobbin thread through, or this is brought up with

This is not due to the file, there are no commands for the machine that the bobbin thread is brought up. This is a setting problem on the machine. In addition, the upper thread used may be too thin. Our embroidery file takes into account a thread thickness of 0.18 - 0.20 mm.