Probe nfa_inventory - ERROR DRILL-DOWN From UMP 9.0.2 TO CA NFA 9.5.0

Document ID : KB000124224
Last Modified Date : 08/01/2019
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CA UIM 9.0.2 CA NFA 9.5 It is possible to see all metric flow from NFA in the CA UMP, but when I try to drill-down to CA NFA I received the follow error: 

ERROR: An unknown error has occurred. Refreshing your browser may resolve the issue. Details: com.firehunter.ump.exceptions.DataFactoryException : null Please check the log for more information. Stack Trace: java.lang.NullPointerException at java.util.ArrayList.addAll( at com.firehunter.usm.NfaConfiguration.getRegisterUserParameters( at com.firehunter.usm.NfaConfiguration.registerUserForNfa( at com.firehunter.usm.DataFactory.registerUserForNfa( at com.firehunter.usm.DataFactory.registerUserForNfa(
NFA 9.5.0
UIM 9.0.2
nfa_inventory 1.4.x
Please contact the Broadcom Support to get the Patch named ump_usm_9.0.2_HF1

Follow the below steps to apply the patch 

- Deactivate wasp.
- Backup the existing ump_usm package in archive.
- Delete the contents of  ..\Nimsoft\probes\service\wasp\work  folder.
- Take the backup of ..\Nimsoft\probes\service\wasp\webapps\usm folder.
- Delete usm  folder from the path  ..\Nimsoft\probes\service\wasp\webapps
- import hotfix package to archive.
- deploy to UMP server
- Activate wasp.
- clear browser cache