Sanches

help PLEASE

I im very frustrated. I have a cr10s when ever i save the g code on the sd card start print it heats up starts the first layer , then the print head stops about the second layer. ive benn using curas 3.4.1 and the ones after it [the newer ones] i even tried slic3r but same thing.So i tried one of the old g codes i had saved on my sd card that ive printed before and i printed it again worked perfecty.Can anyone please help me im so frustrated.