I'm running Jenkins on docker (ver.2.176.1) lately I found out that Jenkins pipeline script from SCM doesn't show his configuration in the UI as you can see in the below picture:
needless to say that I have the right configuration their that's point to the Jenkins file and repository and saved but every time I come back to "configuration" it all disappear. I don't remember updating any plugin related to pipeline.
in the job XML I do see all my configuration:
We hat the same issue. Downgrading of the plugin "Prometheus metrics" from 2.0.6 to 2.0.0 fixed it: https://issues.jenkins-ci.org/browse/JENKINS-59145