Troubleshooting: UMS 12 HA Not Working After Upgrade
Problem
The UMS HA is not starting correctly after an upgrade from UMS 6 to UMS 12.
Environment
- UMS 12 HA Installation 
- Windows Server 
Solution
Enable the TCP/IPv6 option in the network adapter settings of the Windows server. For more details on installation requirements, see HA: Installation Requirements.
