ORA-19909: datafile %s belongs to an orphan incarnation
*Cause: Either the specified datafile was restored from a backup that was
taken during a period of time that has already been discarded by
a RESETLOGS operation, or Oracle cannot identify which database
incarnation the file belongs to. The alert log contains more
*Action: Restore a backup of this file that belongs to either the current
or a prior incarnation of the database. If you are using RMAN
to restore, RMAN will automatically select a correct backup.