HCX - VMC Cloud HCX reports error in VMware Cloud Console during upgrade

Products

• VMware HCX
• VMware Cloud on AWS

Issue/Introduction

• Upgrading HCX from 4.10.1 to any higher version like HCX 4.10.3 or 4.11.2 reports following error in VMware Cloud Console
  
  HCX Cloud Manager failed to upgrade on this SDDC. Please try again later. If the issue persists, please reach out to Broadcom for support.
  
  
  
  
  
• The upgrade.log file located at /common/logs/upgrade does not indicate that the upgrade has been triggered or started.

Environment

VMware Cloud on AWS

Cause

This issue originates from the VMC backend, and the error occurs before the HCX upgrade actually begins.

Resolution

• Please replicate the issue and collect a HAR file as per KB- Generate HAR file
• Open a Broadcom Support Request with product as 'VCF VMC on AWS'- Creating and managing Broadcom support cases