When trying to delete Malware Prevention feature for NAPP (NSX Application Platform), you get an error similar to the below message:
NSX Malware Prevention is currently in use and cannot be deleted. The feature might be in use on some gateways or on existing service deployments. NSX Malware Prevention feature is in use on <#> gateways, <#> host clusters and <#> rules defined with NSX Malware Prevention profile attached.
NSX environment with NAPP (NSX Application Platform) deployed
Malware Prevention is still in use on a gateway, one or more host clusters, or in firewall rules defined that have Malware Prevention profiles attached.
Ensure Malware Prevention is removed from the relevant areas in the error message.
If you believe you have encountered this issue even after removing Malware Prevention from the areas in the error message, please open a support request with Broadcom Support and refer to this KB article. See: Creating and managing Broadcom support request (SR) cases.