It occurs when the illustrator 9 format data is opened by the Illustrator CS6 and later editions. It is issue of the Illustrator CS6 and later editions. The cause of this phenomenon is not the Cutting Master 3. The Cutting Master 3 cannot to recognize registration mark because the name of layer for the registration mark is also changed. When the data file in the Illustrator 9 format is opened using the Illustrator CS6 and later editions, the name of all layers are changed to 'layers'. Notice for using the Illustrator CS6 and later editions. (*1) PC system needs to be fit with the system requirement for Adobe Illustrator. The Cutting Master 2 needs to be closed before the Cutting Master 3 is started. (*) The Cutting Master 3 and the Cutting Master 2 cannot be used simultaneously.