I solved it. It's a litle embarrassing. But i run this chmod a+rw /dev/ttyS0
so it was an access thing. I thought I've done that but clearly no. Thanks for the help
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I solved it. It's a litle embarrassing. But i run this chmod a+rw /dev/ttyS0
so it was an access thing. I thought I've done that but clearly no. Thanks for the help