There are times if the database is not build using DBCA or not upgraded using DBUA, the database resource may not be registered with your "Oracle Restart". In this case we may have to register our database resource. I had recently upgraded one of my database from 12.1.0.2 to 12.2.0.1 using manual upgrade method and after the DB upgrade is done, I tried to add new services to the database. Below is what I faced. $ srvctl status service -d mydb PRCD-1120 : The resource for d