Thanks SBGuy. I might try giving that a shot.

When trying the latest plugin version 1.0.0.3, I had to change the ports to get it to login. After fixing this I am getting these errors shown on the Sierra side...

HD Server | Thread:7228 (152) | Encryption stream error encountered when processing received data. Failed to read incoming decrypted data from the incoming binary I/O stream. error:1408F10B:SSL routines:ssl3_get_record:wrong version number | 2021-04-21 13:41:15.703