Oracle - Errores y soluciones
ORA-01244 unnamed datafile(s) added to control file by media recovery.
ORA-04088: error during execution of trigger 'string.string'.
ORA-12705: Cannot access NLS data files or invalid environment specified.
Descripción y posible soluciones para el error ora-12514 de Oracle.
ORA-12514: TNS:listener does not currently know of service requested in connect descriptor.
ORA-01653: unable to extend table string.string by string in tablespace string.