UIM 20.3.x - MCS (mon_config_service) OC UI spins forever and it never loads

Products

• DX Unified Infrastructure Management (Nimsoft / UIM)

Issue/Introduction

When we access MCS in Operator Console the UI presented is spinning forever and it never loads the configuration

Environment

Release : 20.3

Component : UIM OPERATOR CONSOLE - MCS UI

Resolution

1. redeploy mon_config_service to primary hub (same version) 
2. redeploy mcsuiapp_potlet to the OC server