operator fails to start on first attempt

{"level":"error","ts":1630657104.488027,"logger":"cmd","msg":"Manager exited non-zero","error":"[open /tmp/k8s-webhook-server/serving-certs/tls.crt: no such file or directory, failed waiting for all runnables to end within grace period of 30s: context deadline exceeded]","errorCauses":[{"error":"open /tmp/k8s-webhook-server/serving-certs/tls.crt: no such file or directory"},{"error":"failed waiting for all runnables to end within grace period of 30s: context deadline exceeded"}],"stacktrace":"github.com/go-logr/zapr.(*zapLogger).Error\n\t/builddir/build/BUILD/servicemesh-operator-2.1.0/vendor/github.com/go-logr/zapr/zapr.go:132\nmain.main\n\t/builddir/build/BUILD/servicemesh-operator-2.1.0/cmd/manager/main.go:179\nruntime.main\n\t/usr/lib/golang/src/runtime/proc.go:204"}