Answer / prasad kodi

2)Answer; At selection screen event occurs while selection
screen being processed . it is used to validate the user
inputs in the selection screen

at selection screen output : in PBO of selection screen , at
selection screen output event is triggered . this event
block allows you to modify the selection screen directly
before it is displayed.

Answer / ravi

1. No
2. At selection screen output we use the condition
if spfli_carrid ne' ' and spfli-carrname eq ' '
write:/ 'error message'.
endif.

At selection screen.

select *
from spfli
wnere carrid ='LH'.

End of selection.

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