Edge synchronization fails with "Refresh edge ###-###-## placement configuration failed. Check network connectivity of the edge node."

Products

• VMware NSX

Issue/Introduction

• When trying to sync the Edge node configuration, we see the error as:
  
  Failed to refresh the transport node configuration:[fabric] refresh edge<edge uuid> placement configuration failed. check network connectivity of the edge node.
• In the NSX-T Manager log /var/log/proton/nsxapi.log we see ERROR:
  
  ERROR task-scheduler-1 EdgeNodeFabricUtils 23929 FABRIC [nsx@6876 comp="nsx-manager" errorCode="MP16047" level="ERROR" subcomp="manager"] An error occurred when refreshing edge VM placement config ########-####-23d7-423b-############. Exception null Error com.vmware.nsx.management.inventory.common.exxceptions.InventoryException: Unable to get managed object from reference for compute manager #####-#####-### with target type VirtualMachine and target id vm-1234 due to the following errors :
                  Error in processing CM request: Unable to create connection to cm with id: ####-####-###.
         

Environment

VMware NSX

Cause

Connection status to Compute Manager is DOWN and not able to sync between NSX correctly.

Resolution

Workaround:

1. Navigate to System > Fabric > Compute Manager in the NSX UI.

2. Select the Compute Manager that is showing a Connection Status of DOWN.

3. Click Edit.

4. Enter the vCenter administrator credentials (e.g., [email protected]).

5. Click Save.

6. Allow a few minutes for the Connection Status to change to UP.

Note:
If an error appears indicating that the thumbprint is incorrect, copy the thumbprint provided in the error message, paste it into the Thumbprint field, and click Save again.

Additional Information