If you want to cleanup your EM13c installation, you would like to drop EM repository information as well. This is the way to do it:
oracle@oms-srv:$ cd $OMS_HOME/sysman/admin/emdrep/bin/ oracle@oms-srv:$ ./RepManager -connect "(DESCRIPTION=(ADDRESS=(PROTOCOL=TCP)(HOST=omrdb-srv)(PORT=1521))(CONNECT_DATA=(SERVICE_NAME=emrep)))" -sys_password Welcome1 -action drop processing arguments compiling arguments for validation Checking if OMS is up... Performing PreDropAll action... Enter password for: SYS process_id:1ef2lsl88hv0r null Done PreDropAll action... Dropping BIP schema... Enter SYS user password : Verify : Action on BIP schema succeed. Dropping APM schema... Component is already dropped Dropping OPSS schema... Processing command line .... Repository Creation Utility - Checking Prerequisites Checking Global Prerequisites Repository Creation Utility - Checking Prerequisites Checking Component Prerequisites Repository Creation Utility - Drop Repository Drop in progress. Percent Complete: 22 Percent Complete: 47 Percent Complete: 49 Percent Complete: 100 Repository Creation Utility: Drop - Completion Summary Database details: Connect Descriptor : (DESCRIPTION=(ADDRESS=(PROTOCOL=TCP)(HOST=omrdb-srv)(PORT=1521))(CONNECT_DATA=(SERVICE_NAME=emrep))) Connected As : SYS Prefix for (prefixable) Schema Owners : SYSMAN RCU Logfile : /app/oracle/em13c/oms_home/cfgtoollogs/cfgfw/emsecrepmgr.log Component schemas dropped: Component Status Logfile Oracle Platform Security Services Success /app/oracle/em13c/oms_home/cfgtoollogs/cfgfw/opss.log Repository Creation Utility - Drop : Operation Completed Successfully dropped schema Dropping SYSMANUPGR_OPSS schema... Component is already dropped Dropping STB schema... Processing command line .... Repository Creation Utility - Checking Prerequisites Checking Global Prerequisites Repository Creation Utility - Checking Prerequisites Checking Component Prerequisites Repository Creation Utility - Drop Repository Drop in progress. Percent Complete: 9 Percent Complete: 9 Percent Complete: 9 Percent Complete: 46 Percent Complete: 100 Repository Creation Utility: Drop - Completion Summary Database details: Connect Descriptor : (DESCRIPTION=(ADDRESS=(PROTOCOL=TCP)(HOST=omrdb-srv)(PORT=1521))(CONNECT_DATA=(SERVICE_NAME=emrep))) Connected As : SYS Prefix for (prefixable) Schema Owners : SYSMAN RCU Logfile : /app/oracle/em13c/oms_home/cfgtoollogs/cfgfw/emsecrepmgr.log Component schemas dropped: Component Status Logfile Common Infrastructure Services Success /app/oracle/em13c/oms_home/cfgtoollogs/cfgfw/stb.log Repository Creation Utility - Drop : Operation Completed Successfully dropped schema Dropping MDS schema... Enter SYS user password : Verify : Action on MDS schema succeed. Enter password for: SYS process_id:qe4eu8h79p10 Processing command line .... Repository Creation Utility - Checking Prerequisites Checking Global Prerequisites Repository Creation Utility - Checking Prerequisites Checking Component Prerequisites Repository Creation Utility - Drop Repository Drop in progress. Repository Creation Utility: Drop - Completion Summary Database details: Connect Descriptor : (DESCRIPTION=(ADDRESS=(PROTOCOL=TCP)(HOST=omrdb-srv)(PORT=1521))(CONNECT_DATA=(SERVICE_NAME=emrep))) Connected As : SYS RCU Logfile : /app/oracle/em13c/oms_home/sysman/log/schemamanager/m_042320_0154_PM/m_042320_0154_PM.DROP/rcu.log Component schemas dropped: Component Status Logfile EM Repository Drop Success /app/oracle/em13c/oms_home/sysman/log/schemamanager/m_042320_0154_PM/m_042320_0154_PM.DROP/em_repos_drop.log Repository Creation Utility - Drop : Operation Completed Performing PostDropAll action... Enter password for: SYS process_id:edjh177e3gbr drop completed successfully
Have fun!