Description
You want to stop the process and return an message to the user.
Use the regular ERROR() command for this task.
Using line breaks
For line breaks, include Char = 10 and 13. Also known as CRLF.
Examples
Error('Line%1breaks%1here', MobToolbox.GetCRLF());
Tip, the same goes for "Successmessage"
SuccessMessage := StrSubstNo('Line%1breaks%1here', MobToolbox.GetCRLF());