OF 4.6.4 with Pade 1.4.1 - Jitsi VideoBridge (Jvb) status disabled

Since I have upgraded from 4.6.3 to 4.6.4 on Centos 7, the Jitsi VideoBridge (Jvb) appears disabled:

while the use appears online:

and has joined the ofmeet room

If I look at the log I see the following entries:

2021.07.08 09:32:39 INFO [Thread-85]: org.jivesoftware.openfire.plugin.ofmeet.JitsiJvbWrapper - INFO: [15] VideobridgeExpireThread.expire#140: Running expire()
2021.07.08 09:32:44 INFO [Thread-89]: org.jivesoftware.openfire.plugin.ofmeet.JitsiJicofoWrapper - Jul 08, 2021 9:32:44 AM org.jitsi.utils.logging2.LoggerImpl log
2021.07.08 09:32:44 INFO [Thread-89]: org.jivesoftware.openfire.plugin.ofmeet.JitsiJicofoWrapper - SEVERE: Error when doing health-check on: ofmeet@conference.MYSERVER.net/jvb
2021.07.08 09:32:44 INFO [Thread-89]: org.jivesoftware.openfire.plugin.ofmeet.JitsiJicofoWrapper - java.lang.NullPointerException
2021.07.08 09:32:44 INFO [Thread-89]: org.jivesoftware.openfire.plugin.ofmeet.JitsiJicofoWrapper - at java.util.Objects.requireNonNull(Objects.java:203)
2021.07.08 09:32:44 INFO [Thread-89]: org.jivesoftware.openfire.plugin.ofmeet.JitsiJicofoWrapper - at org.jitsi.jicofo.bridge.JvbDoctor.getConnection(JvbDoctor.java:77)
2021.07.08 09:32:44 INFO [Thread-89]: org.jivesoftware.openfire.plugin.ofmeet.JitsiJicofoWrapper - at org.jitsi.jicofo.bridge.JvbDoctor.access$300(JvbDoctor.java:42)
2021.07.08 09:32:44 INFO [Thread-89]: org.jivesoftware.openfire.plugin.ofmeet.JitsiJicofoWrapper - at org.jitsi.jicofo.bridge.JvbDoctor$HealthCheckTask.doHealthCheck(JvbDoctor.java:208)
2021.07.08 09:32:44 INFO [Thread-89]: org.jivesoftware.openfire.plugin.ofmeet.JitsiJicofoWrapper - at org.jitsi.jicofo.bridge.JvbDoctor$HealthCheckTask.run(JvbDoctor.java:171)
2021.07.08 09:32:44 INFO [Thread-89]: org.jivesoftware.openfire.plugin.ofmeet.JitsiJicofoWrapper - at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
2021.07.08 09:32:44 INFO [Thread-89]: org.jivesoftware.openfire.plugin.ofmeet.JitsiJicofoWrapper - at java.util.concurrent.FutureTask.runAndReset(FutureTask.java:308)
2021.07.08 09:32:44 INFO [Thread-89]: org.jivesoftware.openfire.plugin.ofmeet.JitsiJicofoWrapper - at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:180)
2021.07.08 09:32:44 INFO [Thread-89]: org.jivesoftware.openfire.plugin.ofmeet.JitsiJicofoWrapper - at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:294)
2021.07.08 09:32:44 INFO [Thread-89]: org.jivesoftware.openfire.plugin.ofmeet.JitsiJicofoWrapper - at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
2021.07.08 09:32:44 INFO [Thread-89]: org.jivesoftware.openfire.plugin.ofmeet.JitsiJicofoWrapper - at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
2021.07.08 09:32:44 INFO [Thread-89]: org.jivesoftware.openfire.plugin.ofmeet.JitsiJicofoWrapper - at java.lang.Thread.run(Thread.java:748)

Any suggestions on how to address this?

Thanks
Renato