ora-27203: skgfpqb: sbtpcquerybackup returned error

Cause: sbtpcquerybackup returned an error. This happens during a proxy backup.
Action: This error is returned from the media management software which is linked with Oracle. There should be additional messages which explain the cause of the error. This error usually requires contacting the media management vendor.

skgfpqb: sbtpcquerybackup ha devuelto un error
skgfpqb : sbtpcquerybackup a renvoyé une erreur
skgfpqb: sbtpcquerybackup hat Fehler zurückgegeben
skgfpqb: sbtpcquerybackup devolveu um erro