We got below error while installing OEM 12c cloud  control.

Error:

INFO: oracle.sysman.top.oms:ORA-06512: at "SYSMAN.EM_SELF_UPDATE", line 1547
INFO: oracle.sysman.top.oms:ORA-06512: at "SYSMAN.EM_SELF_UPDATE", line 1547
INFO: oracle.sysman.top.oms:Caused by: oracle.sysman.emInternalSDK.core.selfupdate.integration.OperationFailedException: ORA-14400: inserted partition key does not map to any partition
INFO: oracle.sysman.top.oms:ORA-06512: at "SYSMAN.EM_SELF_UPDATE", line 1547
INFO: oracle.sysman.top.oms:ORA-06512: at line 1
INFO: oracle.sysman.top.oms:
INFO: oracle.sysman.top.oms: at oracle.sysman.emInternalSDK.core.selfupdate.InventoryManager.registerOutOfBoxEntity(InventoryManager.java:847)
INFO: oracle.sysman.top.oms: at oracle.sysman.core.selfupdate.EntityInstRegistration.parse(EntityInstRegistration.java:185)
INFO: oracle.sysman.top.oms: ... 5 more

Solution:

Login to repository database and execute below commands.

SQL> exec gc_interval_partition_mgr.partition_maintenance;

PL/SQL procedure successfully completed.

SQL> exec mgmt_audit_admin.add_audit_partition;

PL/SQL procedure successfully completed.

Now retry the installation, It should completed successfully.

Reference metalink id 1663277.1