4.6.3 Uninstalling the Warehouse Proxy When you uninstall the Warehouse Proxy, the warehouse database is not dropped and historical situations on the agent are not stopped. Perform the following steps before uninstalling the Warehouse Proxy: 1. Stop the historical situations. 2. Drop the warehouse database. 3. Remove the ODBC data source, 4. Remove the Windows user, ITMUser, that was created to connect to a DB2 database. Removing the ODBC data source connection When you uninstall IBM Tivoli Monitoring, the ODBC data source created for the Warehouse Proxy Agent is not removed automatically. This can cause problems when you reinstall IBM Tivoli Monitoring. To prevent these problems, you need manually remove the ODBC data source after uninstalling IBM Tivoli Monitoring. For example, to remove the DB2 data source from the DB2 command line, run the following command: UNCATALOG SYSTEM ODBC DATA SOURCE <datasource_name>