[OKD 4.7 ] Error: unable to load configmap based request-header-client-ca-file

[ingedevops]

Describe the bug
The connection to the console interface lasts a little while then I have an error and I can no longer connect, the "api-server" pods are alternately in crashloop back off
Error: unable to load configmap based request-header-client-ca-file

Version
OKD 4.7 on premise

How reproducible
Always when trying to connect api console interface

Log bundle
$ oc -n openshift-oauth-apiserver get pods

Get "https://IP:443/api/v1/namespaces/kube-system/configmaps/extension-apiserver-authentication?timeout=10s": dial tcp IP:443: connect: connection refused Usage: oauth-apiserver
start [flags] Flags: --admission-control-config-file string File with admission control configuration.

[vrutkovs]

Please attach (or upload to the public file sharing service) must-gather archive

[ingedevops]

unfortunately i don't have it , have some probleme to get it ... . could you help me anyway with the informations given , i don 't think it is a difficult problem actually i am a beginner in okd , thanks

[ingedevops]

na