The bug is verified in 4.6.0-0.nightly-2020-12-14-142858 https://github.com/openshift/multus-cni/commits/6fb56fdcbeb6591085c6b183730ff78de9883346 show fixing PR description including "Multus should exit zero on DEL when cache file is missing and pod can… "
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 (Important: OpenShift Container Platform 4.6.9 security and 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/RHSA-2020:5614