Hi,
That one does not matter. That is totally not a log from Jetson at all.
You could take a look at other topics and see how the log would be like…
→ serial_log_script_flash.txt
I am merely talking about take a look at how the logs look like. Not asking you to refer to whole topic.
Please take a picture of how you really connect those cables there. I don’t think you are doing it right.