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I can reproduce this with this Dockerfile: FROM centos:latest RUN yum -y install screen && rm -rf /var/cache/yum CMD screen -S session1 sleep 99999 when I run it with docker run <imageID> I get Must be connected to a terminal. Screen needs a terminal (tty) to function. The solution is to add -tid to the run flags, from the help: -d, --...


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Does your user account eric have the permission to use /dev/ttyUSB0? To find out, please run ls -l /dev/ttyUSB0. The output might look like this: $ ls -l /dev/ttyUSB0 crw-rw----+ 1 root dialout 166, 0 Jul 9 08:55 /dev/ttyUSB0 The characters at the left-most column are the file type and permissions information: The first character is c, indicating a ...


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