i worked with an ovirt envirnoment the last Weeks. Everythink worked fine until i reboot the Manager.

When i access the GUI i recive - 404-not Found

When i restart the engine it seems to stop at

2017-09-05 13:43:33,491+02 INFO  [org.ovirt.engine.core.bll.ServiceLoader] (ServerService Thread Pool -- 58) [] Start org.ovirt.engine.core.bll.EngineBackupAwarenessManager@6c8b0514

attached u can find the logs

Thanks a lot - The Cluster is very important. i got a backup but need to know why it stopped