working on https://github.com/openshift/service-ca-operator/pull/26 and https://github.com/openshift/service-ca-operator/pull/36
with https://github.com/openshift/service-ca-operator/pull/38 and https://github.com/openshift/service-ca-operator/pull/26 merged, this should be resolved.
Please check if it could be verified.
The latest Accepted build 4.0.0-0.nightly-2019-04-05-165550 not include both of fixes.
$ oc get clusterversion
NAME VERSION AVAILABLE PROGRESSING SINCE STATUS
version 4.0.0-0.nightly-2019-04-10-182914 True False 171m Cluster version is 4.0.0-0.nightly-2019-04-10-182914
Since the problem described in this bug report should be
resolved in a recent advisory, it has been closed with a
resolution of ERRATA.
For information on the advisory, and where to find the updated
files, follow the link below.
If the solution does not work for you, open a new bug report.