POST https://<lm-ip>/api/v1/sites?action=offboard_localPOST https://<lm-ip>/policy/api/v1/infra/site?action=offboardGET https://<lm-ip>/policy/api/v1/infra/site/offboarding-status VMware NSX
This issue is resolved in VMware NSX 4.1.0, available at Broadcom downloads.
If you are having difficulty finding and downloading software, please review the Download Broadcom products and software KB.
Workaround:
The workaround is to perform a restart of the LM (Local Manager)