Oracle Message ORA-27029 - skgfrtrv: sbtrestore returned error

ERRORskgfrtrv: sbtrestore returned error
CAUSEsbtrestore returned an error. This happens when retrieving a backup file during a restore operation.
ACTIONThis 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.

1173115RMAN Restore of raw data fails with ORA-19507
636847 Composite SAP note ORA-19511