RMAN-05661
        multiple channel types not allowed for BACKUP LOCATION FROM FILE
        
        
        Cause
        Disk and non-disk channels were allocated for the BACKUP LOCATION FROM FILE option in the DUPLICATE command. Only one channel type can be used when using this option.
        Action
        Allocate only one channel type and retry the command.
        
     
    
    
        RMAN-05661
        multiple channel types not allowed for BACKUP LOCATION FROM FILE
        
        
        Cause
        Disk and non-disk channels were allocated for the BACKUP LOCATION FROM FILE option in the DUPLICATE command. Only one channel type can be used when using this option.
        Action
        Allocate only one channel type and retry the command.
        
     
    
    
        RMAN-05661
        multiple channel types not allowed for BACKUP LOCATION FROM FILE
        
        
        Cause
        Disk and non-disk channels were allocated for the BACKUP LOCATION FROM FILE option in the DUPLICATE command. Only one channel type can be used when using this option.
        Action
        Allocate only one channel type and retry the command.