An upgrade issue has been identified by VMware for NSX-T 3.2 as such they are currently only recommending to use 3.2 in greenfield deployments only.
https://kb.vmware.com/s/article/87231
At this time, use NSX-T 3.2.0 for greenfield deployments only.
Customers upgrading to NSX-T 3.2.0 may encounter an NSX-T Management Plane upgrade failure during the “run_migration_tool” phase of the upgrade. An Example of this failure is below:
Thu Dec 23 2021 UTC 11:11:08.090 Upgrade info: From-version: 3.1.3.3.0.18844962 To-version: 3.2.0.0.0.19067081 Upgrade steps: download_os [2021-12-23 08:20:10 - 2021-12-23 08:20:55] SUCCESS shutdown_manager [2021-12-23 08:21:02 - 2021-12-23 08:23:08] SUCCESS install_os [2021-12-23 08:23:08 - 2021-12-23 08:23:51] SUCCESS migrate_manager_config [2021-12-23 08:23:51 - 2021-12-23 08:23:56] SUCCESS switch_os [2021-12-23 08:23:56 - 2021-12-23 08:24:03] SUCCESS reboot [2021-12-23 08:24:03 - 2021-12-23 08:24:36] SUCCESS run_migration_tool [2021-12-23 08:26:09 - 2021-12-23 08:26:54] FAILED
Note: The “From-version” and Times/Dates are examples. CauseNSX-T Management Plane upgrade fails at the “run_migration_tool” phase due to a data migration failure. ResolutionThere is currently no known resolution for this issue.
If you encounter this issue, please create a new support request and reference this KB. For more details about creating a support request see https://kb.vmware.com/s/article/2006985