Network Flow Analysis has a bug it its Harvester Process buffer logic which does not allow netflow templates to be handled properly. This bug is known to create a lot of issues:
All NFA versions prior to NFA 22.2.5 (ETA January 2023).
A bug in the NFA Harvester process flow processor cache buffer. This is Defect: DE541581.
The bug has been identified and the fix will be included in the NFA 22.2.5 (January 2023 Release).
We have released patches for customers who are experiencing the issues for select versions of NFA. If your version is not listed here, please open a ticket with Broadcom Support to see if we could accommodate you.
Currently patches are available for:
NFA 21.2.8 (Also includes data integrity patch fixes)
Patches can be found below for download.
If you cannot upgrade or patch you NFA enviornment, please see the below document for a possible temporary resolution: