A data value will be calculated and displayed through an attached script. Users can edit the value if the calculation script has been written to accept the input. If a user does edit the calculated value, the custom message you specify in the Override Message box appears.
  
  
Sets a custom message to display when a raw value does not match the validation pattern. By default, this situation causes a programming error to be generated at run time. To generate a warning instead, deselect the Error option. See To validate user input.
Note:
Dynamic properties are identified by active labels that have a green underline that you can click to dynamically bind the property to a data source. To turn active labels on and off, use the Show Dynamic Properties command in the Object palette menu. See To dynamically populate a validation pattern message.
  
Sets a custom message to display when an attached validation script detects an unacceptable value. By default, this situation causes a programming error to be generated at run time. To generate a warning instead, deselect the Error option. See To validate user input.
Note:
This option is not available when the Type option is set to Calculated – Read Only or Read Only. Validation Script Message is a dynamic property. Dynamic properties are identified by active labels that have a green underline that you can click to dynamically bind the property to a data source. To turn active labels on and off, use the Show Dynamic Properties command in the Object palette menu. See To dynamically populate a validation script message.
  
See also   

Barcode properties in the Value tab