Here is the error i get?
Mar 13 21:51:28 hampi systemd[1]: Starting ser2net.service - Serial port to network proxy...
Mar 13 21:51:28 hampi systemd[1]: Started ser2net.service - Serial port to network proxy.
Mar 13 21:51:28 hampi ser2net[3886]: /etc/ser2net.yaml:0(column 1): Unexpected scalar value
Mar 13 21:51:28 hampi ser2net[3886]: /etc/ser2net.yaml:0(column 1): Unexpected scalar value
?