Reminder: It is strongly discouraged to create deprecated logical objects from NSX Manager API (MP API starting in /api) as those are removed in NSX 9.0, implying these objects would have to be deleted before finishing the upgrade. For more details, please review the release notes and refer to - https://knowledge.broadcom.com/external/article/385606.VMware NSX 9.x
This precheck warning is generated on any VMware NSX 9.x and above upgrade. It can safely be acknowledged if the "from" version is already 9.x
This precheck warning can safely be acknowledged.
When this precheck warning is generated during an upgrade of VMWare NSX 4.x to 9.x, it should be investigated via the steps documented at Please perform Manager to Policy promotion error during upgrade to VCF 9.