Hi all.
The error message: Transport error: socket_protect error (UDP) usually indicates that the openvpn agent isn't running in the background.
Please consider checking the following guide in order to troubleshoot the issue:
https://support.openvpn.com/hc/en-us/articles/13826942462875-OpenVPN-Connect-TUN-Error-ovpnagent-communication-error-or-Transport-Error-socket-protect-error-on-macOS
I hope it helps.
Regards,
JosephS