401 unauthorized error : unable to authorize VMwareAria Operations/vCenter Server API with provided credentials

Products

• VMware Aria Suite
• VMware vCenter Server

Issue/Introduction

When trying to use Aria Operations plugin in vCenter you only see error: 401 unauthorized error : unable to authorize VMwareAria Operations/vCenter Server API with provided credentials

 

Environment

Aria Operations 8.14.x

Aria Operations 8.16.x

Aria Operations 8.17.x

Aria Operations 8.18.x

Cause

This issue is caused by having the "Allow vCenter users to log in from vCenter clients" deactivated in the Aria Operations Global Settings under User Access.

Resolution

1. In Aria Operations, go to the Administration tab.
2. Then select Global Settings, and go to the User Access tab.
3. Switch "Allow vCenter users to log in from vCenter clients" from deactivated to activated.
4. Go back to the Aria Operations plugin in vCenter, refresh the page, and the issue should be resolved.