USM portlet not working An unknown error has occurred

Products

• DX Infrastructure Management
• NIMSOFT PROBES

Issue/Introduction

USM portlet stopped working. Error message below:
 

An unknown error has occurred.
Refreshing your browser may resolve the issue.

Details:
com.firehunter.ump.exceptions.DataFactoryException : There are no alarm services available!
Please check the log for more information.
Stack Trace:
(1) error, There are no alarm services available!
	at com.nimsoft.events.client.EmsClient.ensureAtLeastOneAlarmServiceAvailable(EmsClient.java:714)
	at com.nimsoft.events.client.EmsClient.getAlarms(EmsClient.java:50)
	at com.firehunter.usm.alarms.EmsAlarmProvider.getAlarmsResult(EmsAlarmProvider.java:86)
	at com.firehunter.usm.alarms.EmsAlarmProvider.getAlarmUpdates(EmsAlarmProvider.java:63)
	at com.firehunter.usm.AlarmUtils.getAlarmsFromDb(AlarmUtils.java:321)
	at com.firehunter.usm.AlarmUtils.getAlarms(AlarmUtils.java:83)
	at com.firehunter.usm.DataFactory.getAlarms(DataFactory.java:1078)
	at com.firehunter.usm.DataFactory.getAlarms(DataFactory.java:1070)

Environment

UIM 9.02

Resolution

1. Deactivate the ems probe -
2. Delete ems db folder from the following location:
   \Nimsoft\probes\service\ems\db
3. Activate the ems probe.