ci have not report this err as my review.
OCP engineering has decided to not ship 4.7.20 due to a blocker. This bug will be shipped as part of next z-stream release 4.7.21 planned on July 27th
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 (OpenShift Container Platform 4.7.21 bug fix update), and where to find the updated files, follow the link below. If the solution does not work for you, open a new bug report. https://access.redhat.com/errata/RHBA-2021:2762