This is puzzling me and I will probably log an SR but hope a lister may have solved this problem. Redhat Lunix and 11g Oracle I am trying to use $ORACLE_HOME/bin/emca -config dbcontrol db -repos recreate to create an oem repository on a database recently upgraded to 11g. I suspect this is caused by a tns /sqlnet mis config but cant find it. database is up and open sqlplus connects fine as does toad and reportwriter. any Ideas? See Errors here! Database SID: test Exception in thread "main" oracle.sysman.emcp.exception.DatabaseUnavailableException: Database instance unavailable. at oracle.sysman.emcp.DatabaseChecks.throwDBUnavailableException(DatabaseChecks.java:151) at oracle.sysman.emcp.DatabaseChecks.checkDbAvailabilityImpl(DatabaseChecks.java:139) at oracle.sysman.emcp.DatabaseChecks.checkDbAvailability(DatabaseChecks.java:163) at oracle.sysman.emcp.DatabaseChecks.getDbServiceName(DatabaseChecks.java:582) at oracle.sysman.emcp.EMConfigAssistant.performConfiguration(EMConfigAssistant.java:1267) at oracle.sysman.emcp.EMConfigAssistant.statusMain(EMConfigAssistant.java:573) at oracle.sysman.emcp.EMConfigAssistant.main(EMConfigAssistant.java:521) -- Howard A. Latham -- //www.freelists.org/webpage/oracle-l