selection screen validations

[Former Member]

hi guru's,

in bellow is the my selection screen . in bwart field in we key in some number example ' 987'. i should get the erroer message. can any one tell me how to do this.

selection-screen begin of block 001 with frame title text-001.

parameter : pa_lgort like mseg-lgort obligatory, " storage

pa_bwart like mseg-bwart . " Movement

select-options : so_matnr for mseg-matnr, "Material

so_budat for mkpf-budat. "Posting date

thanks & best regards,

praveen.

[Former Member]

Hi,

Try this.

The validations in the selection screen are done in

AT SELECTION-SCREEN.

<here u can check and give error messages>

if bwart eq '987'

<display the error message>

endif.

Sharin.

[Former Member]

Hi,

Write the validation In

AT SELECTION_SCREEN ON pa_bwart .

Can you please tell for what condition you want Error message.

[Former Member]

hi,

write select query on T156 ( check table ) table to know whether the given value is a valid movement type or not... in

at selection-screen on pa_bwart

select single * from bwart from t156 into wa where bwart eq pa_bwart

if sy-subrc ne 0.

error message

endif.

regards

padma