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Issue description
it seems that do180 course comes with an already broken 4.18 cluster
due to a wrong prometheus configuration in namespace openshift-monitoring, cluster-monitoring-config configmap.
If you're having the same issue it should be enough to delete the contents or replace them with
data: config.yaml: | prometheusK8s: retention: 24h
 
This is a blocker for following initial lab instructions lab start intro-navigate which will never complete.
 

Steps to reproduce:

Just follow the first chapter of the course

Workaround:

Expected result: