Hi guys,.. please help me with this,.. i have a delta by my own design and have a printig issue i can not find the origin of the foult. here are some pictures. No mather the object it prints in that pattern with hight (z-axis) so i get the belly- effect please help me with this What i have already tried: - calibartion of the print surface (method with paper) - Measurement of the printerby 2fast4myself - Printing