After upgrading UIM from 9.2 to 20.3 we are not able to find any Alarm console in the OC.
We are using MS SQL 2008 as database.
This can be related to an incompatible version of database.
Release : 20.3
Component : Operator Console
Please upgrade MSSqlServer from 2008 to one of the product supported environment.
UIM compatibility matrix is located here: