'Discovering Oracle Database Files' failed with error: Discovery failed for object <objectname> with error PL-SCO-20006: Discovery of database files failed for database <database name> on host <host n...'Discovering Oracle Database Files' failed with error: Discovery failed for object <objectname> with error PL-SCO-20006: Discovery of database files failed for database <database name> on host <host name> with error PL-SCO-20002: Failed to create log only backup. "Activity 'Finalizing Oracle Database Backup' failed with error: PostBackupActivity contains warnings: PL-SCO-20047: Skipped archivelog pruning because logbackup failed for the database <database name>."