USM fails to load dashboard after upgrade to 8.51

Document ID : KB000006393
Last Modified Date : 14/02/2018
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Issue:

USM fails to load dashboard after upgrade to 8.51

Environment:
Wasp version - 8.51Trellis version - 8.51EMS version - 9.01
Cause:

After upgrade to UIM 8.51 USM fails to load dashboard because of a problem occured to upgrade EMS probe.

Error messages seen in the portal.log from UMP server:

 

31 mar 2017 08:27:11,234 ERROR [PortalInitAction:111]     at com.nimsoft.events.client.EmsClient.ensureAtLeastOneAlarmServiceAvailable(EmsClient.java:716)
31 mar 2017 08:27:11,234 ERROR [PortalInitAction:111]     at com.nimsoft.events.client.EmsClient.getAlarms(EmsClient.java:50)
31 mar 2017 08:27:11,234 ERROR [PortalInitAction:111]     at com.firehunter.dashboard.dao.ems.EmsAlarmDao.getAllAlarms(EmsAlarmDao.java:32)
31 mar 2017 08:27:11,235 ERROR [PortalInitAction:111]     at com.firehunter.dashboard.actors.DaoExecutorActor.onReceive(DaoExecutorActor.java:103)

 

 

 

Resolution:

1) Deactivate ems probe
2) Deactivate trellis probe
3) Delete the ems probe and delete the entire ems folder from disk
4) Deploy ems 9.01 probe from the archive
5) Activate trellis probe and ems probe