We have a DB server which has connected to Data engine server. We have build a new server and move this DB to new server which have different server name and IP address. Database name and port is same for new server also.
UIM : 20.3.3
Component : UIM - DATA_ENGINE
Go to the Data Engine ==> Configuration and add the DB Server name, User name as a SA and Password and click on test connection . if test connection is ok . Save it.