Consultor Eletrônico



Kbase P122818: Assigning blank SCREEN-VALUE to LIST-ITEM or LIST-ITEM-PAIRS combo-box fails
Autor   Progress Software Corporation - Progress
Acesso   Público
Publicação   11/4/2008
Status: Verified

SYMPTOM(s):

Using LIST-ITEM-PAIRS combo-box

Using LIST-ITEM combo-box

Combo-box based on character variable (or field)

LIST-ITEM-PAIRS contains blank value with non-blank label

LIST-ITEMS contains blank value

ASSIGN combo:SCREEN-VALUE = "" fails

Assign is ignored, combo-box stays at previous value

FACT(s) (Environment):

Progress 9.1x
OpenEdge 10.x
All Supported Operating Systems

CAUSE:

Bug# OE00147968

FIX:

Option #1
Assign a space (CHR(32)) to the screen value instead of a blank value

Option #2
Avoid the use of blank character values in the LIST-ITEMS or LIST-ITEM-PAIRS list