ORA-19586
        The string k-byte limit is too small to hold piece directory.
        
        
        Cause
        The user-specified limit for the MAXPIECESIZE parameter for this channel is not enough to hold the backup set control data.
        Action
        Allocate a channel specifying a larger value for the MAXPIECESIZE parameter, and retry the operation.
        
     
    
    
        ORA-19586
        string k-byte limit is too small to hold piece directory
        
        
        Cause
        The user-specified limit for MAXPIECESIZE for this channel is not enough to hold the backup set control data.
        Action
        Allocate a channel specifying a larget valule for MAXPIECESIZE and retry the operation.
        
     
    
    
        ORA-19586
        string k-byte limit is too small to hold piece directory
        
        
        Cause
        The user-specified limit for MAXPIECESIZE for this channel is not enough to hold the backup set control data.
        Action
        Allocate a channel specifying a larget valule for MAXPIECESIZE and retry the operation.