Proxy:814] api_request to the proxy failed with status code 599

Trying to deploy jupyterhub-0.11.1 on Openshift 4.5

bash-4.2$ oc describe pod hub-789cf7cc-dll65
Warning Unhealthy 2m (x19 over 3m) kubelet, node-a208.xxx.com Readiness probe failed: Get http://10.128.3.158:8081/hub/health: dial tcp 10.128.3.158:8081: connect: connection refused
bash-4.2$

bash-4.2$ oc logs hub-789cf7cc-dll65
No config at /etc/jupyterhub/config/values.yaml
Loading /etc/jupyterhub/secret/values.yaml
[I 2021-04-06 20:41:12.362 JupyterHub app:2349] Running JupyterHub version 1.3.0
[I 2021-04-06 20:41:12.362 JupyterHub app:2379] Using Authenticator: jupyterhub.auth.DummyAuthenticator-1.3.0
[I 2021-04-06 20:41:12.362 JupyterHub app:2379] Using Spawner: kubespawner.spawner.KubeSpawner-0.15.0
[I 2021-04-06 20:41:12.362 JupyterHub app:2379] Using Proxy: jupyterhub.proxy.ConfigurableHTTPProxy-1.3.0
[I 2021-04-06 20:41:12.364 JupyterHub app:1420] Loading cookie_secret from /srv/jupyterhub/jupyterhub_cookie_secret
[I 2021-04-06 20:41:12.490 JupyterHub app:2416] Initialized 0 spawners in 0.002 seconds
[I 2021-04-06 20:41:12.493 JupyterHub app:2628] Not starting proxy
[W 2021-04-06 20:41:15.496 JupyterHub proxy:814] api_request to the proxy failed with status code 599, retrying…
[W 2021-04-06 20:41:18.590 JupyterHub proxy:814] api_request to the proxy failed with status code 599, retrying…
[W 2021-04-06 20:41:21.896 JupyterHub proxy:814] api_request to the proxy failed with status code 599, retrying…
[W 2021-04-06 20:41:25.219 JupyterHub proxy:814] api_request to the proxy failed with status code 599, retrying…
[W 2021-04-06 20:41:29.300 JupyterHub proxy:814] api_request to the proxy failed with status code 599, retrying…
[W 2021-04-06 20:41:34.915 JupyterHub proxy:814] api_request to the proxy failed with status code 599, retrying…
[W 2021-04-06 20:41:42.865 JupyterHub proxy:814] api_request to the proxy failed with status code 599, retrying…
[W 2021-04-06 20:41:45.965 JupyterHub proxy:814] api_request to the proxy failed with status code 599, retrying…
[E 2021-04-06 20:41:45.965 JupyterHub app:2859]
Traceback (most recent call last):
File “/usr/local/lib/python3.8/dist-packages/jupyterhub/app.py”, line 2857, in launch_instance_async
await self.start()
File “/usr/local/lib/python3.8/dist-packages/jupyterhub/app.py”, line 2632, in start
await self.proxy.get_all_routes()
File “/usr/local/lib/python3.8/dist-packages/jupyterhub/proxy.py”, line 861, in get_all_routes
resp = await self.api_request(’’, client=client)
File “/usr/local/lib/python3.8/dist-packages/jupyterhub/proxy.py”, line 825, in api_request
result = await exponential_backoff(
File “/usr/local/lib/python3.8/dist-packages/jupyterhub/utils.py”, line 183, in exponential_backoff
raise TimeoutError(fail_message)
TimeoutError: Repeated api_request to proxy path “” failed.

bash-4.2$