27191, 00000, "sbtinfo2 returned error"
// *Cause:sbtinfo2 returned an error.This happens while retrieving
//
backup file information from the media manager's catalog.
// *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.