ORA-16056
        Backup control file archival requires proper syntax.
        
        
        Cause
        Attempted to perform an online log file archival using a backup control file. The USING BACKUP CONTROLFILE syntax was not specified.
        Action
        Use the USING BACKUP CONTROLFILE clause to perform an online log file archival using a backup control file.
        
     
    
    
        ORA-16056
        Backup control file archival requires proper syntax.
        
        
        Cause
        An attempt was made to perform an online log file archival using a backup control file. However, the USING BACKUP CONTROLFILE syntax was not specified.
        Action
        Use the USING BACKUP CONTROLFILE clause to perform an online log file archival using a backup control file.
        
     
    
    
        ORA-16056
        Backup control file archival requires proper syntax.
        
        
        Cause
        An attempt was made to perform an online log file archival using a backup control file. However, the USING BACKUP CONTROLFILE syntax was not specified.
        Action
        Use the USING BACKUP CONTROLFILE clause to perform an online log file archival using a backup control file.