Cannot access UI console after removing RHACM

Issue

• Cannot access OCP UI console after uninstalling RHACM operator.
• console pods in openshift-console namespace show these errors:

023-11-09T09:03:18.481021087Z I1109 09:03:18.480954       1 main.go:239] The following console plugins are enabled:
2023-11-09T09:03:18.481021087Z I1109 09:03:18.480962       1 main.go:241]  - mce
2023-11-09T09:03:18.481021087Z I1109 09:03:18.480967       1 main.go:241]  - acm
2023-11-09T09:03:18.481021087Z I1109 09:03:18.481005       1 main.go:359] cookies are secure!
2023-11-09T09:03:18.519928758Z I1109 09:03:18.519893       1 server.go:638] The following console endpoints are now proxied to these services:
2023-11-09T09:03:18.519964422Z I1109 09:03:18.519927       1 server.go:641]  - /api/proxy/plugin/mce/console/ -> https://console-mce-console.multicluster-abcd.svc.cluster.local:3000
2023-11-09T09:03:18.519975789Z I1109 09:03:18.519964       1 server.go:641]  - /api/proxy/plugin/acm/console/ -> https://console-chart-abcd-console-v2.open-cluster-management.svc.cluster.local:3000
2023-11-09T09:03:18.520089130Z I1109 09:03:18.520065       1 main.go:836] Binding to [::]:8443...
2023-11-09T09:03:18.520100873Z I1109 09:03:18.520091       1 main.go:838] using TLS
2023-11-09T09:03:18.520262636Z I1109 09:03:18.520240       1 main.go:831] Listening on ":8444" for custom hostname redirect...
2023-11-09T09:03:21.521805450Z I1109 09:03:21.521752       1 metrics.go:141] serverconfig.Metrics: Update ConsolePlugin metrics...
2023-11-09T09:03:21.535271011Z I1109 09:03:21.535227       1 metrics.go:151] serverconfig.Metrics: Update ConsolePlugin metrics: &map[redhat:map[enabled:2]] (took 13.441975ms)
2023-11-09T09:03:23.521018301Z I1109 09:03:23.520979       1 metrics.go:88] usage.Metrics: Count console users...
2023-11-09T09:03:25.151613382Z I1109 09:03:25.151117       1 metrics.go:174] usage.Metrics: Update console users metrics: 0 kubeadmin, 12 cluster-admins, 0 developers, 0 unknown/errors (took 1.630111062s)
2023-11-09T09:03:25.534823289Z E1109 09:03:25.534778       1 handlers.go:164] GET request for "mce" plugin failed: Get "https://console-mce-console.multicluster-abcd.svc.cluster.local:3000/plugin/plugin-manifest.json": dial tcp: lookup console-mce-console.multicluster-abcd.svc.cluster.local: no such host
2023-11-09T09:03:25.534892391Z 2023/11/09 09:03:25 http: panic serving 172.28.5.1:48272: runtime error: invalid memory address or nil pointer dereference