NNC-00421
        invalid modification directive string, must be between string and string
        
        
        Cause
        An internal function has called the name server program interface with illegal arguments.
        Action
        Not normally visible to the user.  For further details, turn on tracing and re-execute the failing operation.  If the error persists, contact Worldwide Customer Support.
        
     
    
    
        NNC-00421
        invalid modification directive string, must be between string and string
        
        
        Cause
        An internal function has called the name server program interface with illegal arguments.
        Action
        Not normally visible to the user.  For further details, turn on tracing and re-execute the failing operation.  If the error persists, contact Worldwide Customer Support.
        
     
    
    
        NNC-00421
        invalid modification directive string, must be between string and string
        
        
        Cause
        An internal function has called the name server program interface with illegal arguments.
        Action
        Not normally visible to the user.  For further details, turn on tracing and re-execute the failing operation.  If the error persists, contact Worldwide Customer Support.