Error: "Failed to establish connection to NSX manager due to an incorrect username or password"

Products

• VCF Operations/Automation (formerly VMware Aria Suite)

Issue/Introduction

• The NSXT adapter instance status appears as "Warning"
  
  
  
  
• When attempting to validate the connection for the NSX adapter, you may encounter the error: "Failed to establish connection to NSX manager due to an incorrect username or password" while validating the test connection in VMware Cloud Operations

• Common services account password has expired

[#####] ####-##-##T##:##:##.###Z ERROR NSXTAdapter #### [ops@#### threadId="###" threadName="Collector worker thread #" instanceId="###"] [(###)
com.vmware.adapter3.nsxt.NSXTAdapter.onCollect] - Unable to fetch NSX version, exception caused is:
[#####] com.vmware.vapi.std.errors.Unauthorized: Unauthorized (com.vmware.vapi.std.errors.unauthorized) (statusCode:403) => {
[#####] messages = [],
[#####] data = => {error_message=The credentials were incorrect or the account specified has been locked., details=The specified user's password has expired.,error_code=403, module_name=common-services},
[#####] errorType = UNAUTHORIZED
[#####] }

Environment

VCF 9.x

Cause

This issue occurs when incorrect credentials (username or password) are provided for the NSX adapter, resulting in a failed authentication.

Resolution

1. Navigate to Administration > Integrations
2. Click Account Tab
3. Expand "VMware Cloud Foundation" instance
4. Expand domain (Management/workload) instance
5. Edit setting of NSXT Adapter instance
6. Valid "System Managed Credential" selected
7. Click on "Rotate" > "Validate Connection > "Save".