RHV Administration portail fails with 500 Internal Server error

Issue

After RHV-M server update the Administration Portal shows 500 Internal Server error.
In the /var/log/ovirt-engine/server.log is possible to see following error

2021-02-14 13:24:54,927Z INFO  [org.jboss.as.controller] (Controller Boot Thread) WFLYCTL0183: Service status report
WFLYCTL0184:    New missing/unsatisfied dependencies:
      service jboss.http-upgrade-registry.default (missing) dependents: [service jboss.remoting.remoting-http-upgrade-service.http-remoting-connector]
WFLYCTL0186:   Services which failed to start:      service jboss.deployment.subunit."engine.ear"."bll.jar".component.Backend.START: java.lang.IllegalStateException: WFLYEE0042: Failed to construct component instance
WFLYCTL0448: 2 additional services are down due to their dependencies being missing or failed
2021-02-14 13:24:54,963Z ERROR [org.jboss.as] (Controller Boot Thread) WFLYSRV0026: JBoss EAP 7.3.5.GA (WildFly Core 10.1.17.Final-redhat-00001) started (with errors) in 10466ms - Started 1709 of 1939 services (6 services failed or missing