"Delete Failed" when redeploying, replacing or removing an NSX Edge

Products

• VMware NSX

Issue/Introduction

• On the NSX Manager UI, under System > Fabric > Nodes > Edge Transport Nodes, shows an error

  Edge Deletion Failed [Fabric] Edge <name> delete failed as unable to reach edge NSX Inventory does not have the VM information. Follow this knowledge base
article to clear edge from NSX Manager https://kb.vmware.com/s/article/89283



• Replacing, Redeploying or Deleting an Edge node from the NSX UI fails with an error similar to this example:
  
  Transport node delete Failed: The object path=[/infra/sites/default/enforcement-points/default/edge-transport-node/] cannot be deleted as either it has children or it is being referenced by other objects path=[/infra/sites/default/enforcement-points/default/edge-clusters/<UUID>/edge-nodes/
  
  
  
  
• An API GET /api/v1/transport-nodes shows the ovf deployment on vCenter failed, the API output will have fields similar to this example
  
  "sub_system_id" : "TRANSPORT_NODE_CONFIG_STATE".
"state" : "VM PLACEMENT REERESH FAILED"
'failure_message" : "ovf deploy for vm <name> failed on vc <VC> : VC operation failed

Environment

VMware NSX-T Datacenter
VMware NSX

Cause

In some cases, a failure to deploy a new VM as a replacement for a faulted NSX Edge transport node can result in a stalled job in NSX Manager that cannot proceed until the VM is detected in vCenter. 

Resolution

The following KB explains how to cleanup the Edge from vCenter, Troubleshooting Edge Deletion Failures in VMware NSX