module pool screen I/P Validation info req?
please tel me how to validate a screen I/P in module pool.
i had a screen:1000.
there in an I/P date from: date to:
user wants,if any one puts date to < date from,there shd be an error msg,i had done it,but after it,all other fileds are disabled,but i want after error msg,it shd allow me to do the modification.
please tell how to do.