You can replace the automatically generated error messages, declare explicit error messages, or specify help on a Screen, a Data Element or an error message. These lines are associated with a Dialog or a Screen (standard or client Screen).
Moreover, if this line is not correct, this column also displays an error or warning symbol, depending on the severity of the error. A hover help indicates the source of the error.
Click
the Link field and the selection icon to display
the instances available for the selected line type. Select one of
them and click OK. This instance is then displayed
in the Link field. To copy it out to the Description field,
click the icon.
You must then generate the error messages. To do so, you must create an Error Message instance and associate it with the Dialog. The Error Message instance groups the generation options of the error messages for this Dialog. You must then generate the Error Message instance.