Edge node in a Failed state

Products

• VMware NSX

Issue/Introduction

• The edge node on NSX UI goes into a failed state.
• Below error message can be observed for the edge:
  
  Host configuration: Caught MessagingException during host config stage. [TN=TransportNode/######-####-####-####-######]. Reason: MessagingException


• The datapath service will be in a failed state and any datapath command would fail with the below error message:
  
  

Environment

VMware NSX

VMware NSX-T Data Center

Cause

The datapath service failed on edge.

Resolution

Workaround: 

• Put the NSX Edge node into maintenance mode from cli.
• Reboot the Edge node.
• If the status changes for the Edge node, remove it from maintenance mode. 
• If it does not change the status replace the edge node with below steps. 

Replace the Edge node following the below documentation:

• Replace an NSX Edge Transport Node Using the NSX Manager UI for NSX 4.2
• Replace an NSX Edge Transport Node Using the NSX Manager UI for NSX-T 3.2