The goferd service fails to start with error "AttributeError: 'Scheduler' object has no attribute 'isAlive'" in RHEL 9 systems.

Issue

• After registering an RHEL 9 system with a Red Hat Satellite server and Installing the katello-agent & gofer packages, The goferd service fails to start.

  # systemctl status goferd
  × goferd.service - Gofer Agent
      Loaded: loaded (/usr/lib/systemd/system/goferd.service; enabled; vendor preset: disabled)
      Active: failed (Result: exit-code) since Mon 2022-09-05 13:04:11 UTC; 4s ago
     Process: 5093 ExecStart=/usr/bin/env ${PYTHON} /usr/bin/goferd --foreground (code=exited, status=1/FAILURE)
    Main PID: 5093 (code=exited, status=1/FAILURE)
         CPU: 234ms
  
  Sep 05 13:04:10 rhel9.example.com env[5093]:     plugin.start()
  Sep 05 13:04:10 rhel9.example.com env[5093]:   File "/usr/lib/python3.9/site-packages/gofer/common.py", line 312, in sfn
  Sep 05 13:04:10 rhel9.example.com env[5093]:     return fn(*args, **kwargs)
  Sep 05 13:04:10 rhel9.example.com env[5093]:   File "/usr/lib/python3.9/site-packages/gofer/agent/plugin.py", line 317, in start
  Sep 05 13:04:10 rhel9.example.com env[5093]:     if self.is_started:
  Sep 05 13:04:10 rhel9.example.com env[5093]:   File "/usr/lib/python3.9/site-packages/gofer/agent/plugin.py", line 304, in is_started
  Sep 05 13:04:10 rhel9.example.com env[5093]:     return self.scheduler.isAlive()
  Sep 05 13:04:10 rhel9.example.com env[5093]: AttributeError: 'Scheduler' object has no attribute 'isAlive'
  Sep 05 13:04:11 rhel9.example.com systemd[1]: goferd.service: Main process exited, code=exited, status=1/FAILURE
  Sep 05 13:04:11 rhel9.example.com systemd[1]: goferd.service: Failed with result 'exit-code'.