Convert a vSphere environment to a Management Domain using the VCF Import Tool failed

Products

• VMware SDDC Manager

Issue/Introduction

• Convert a vSphere environment to a Management Domain using the VCF Import Tool failed:
  
  [ERROR] deploy_nsx: Exception encountered while deploying nsx cluster NSX Deployment did not complete successfully. Failure details: ["errorCode": "DEPLOY_VLAN_NSX_SPEC_VALIDATION_FAILED", "arguments": [], "message"; "Failed to validate deploy VLAN NSX spec", "nestedErrors": [{"errorCode"; "DIFFERENT_SUBNET", "arguments": ["<ipadress1>", "<ipadress2>"], "message": "IP: <ipadress1> and IP: <ipadress2> are in different subnets.")]

Environment

VMware SDDC Manager 5.2

Cause

NSX Manager node IP addresses are not in the same subnet as the NSX Manager VIP.

Resolution

Please verify that the NSX Manager node IP addresses and the NSX Manager VIP are in the same subnet.

Additional Information

Network and Compute Requirements for Converting or Importing Existing vSphere Environments