USM - An unknown error has occurred.Details:com.firehunter.ump.exceptions.DataFactoryException : null

Document ID : KB000057338
Last Modified Date : 14/02/2018
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See errors like below while clicking on particular server in USM.

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

com.firehunter.ump.exceptions.DataFactoryException : null

Stack Trace:
?at com.firehunter.usm.DataFactory$DiskNode.toString(
?at java.lang.String.valueOf(Unknown Source)
?at java.lang.StringBuilder.append(Unknown Source)


Duplicates were seen of this same server in cm_computer_system and USM.

This server was deleted from cm_computer_system and the discovery_server probe was restarted. On rediscovery of the server in USM the?error no longer occured.