>LOCAL i
>CREATE CURSOR cTEST1 (TestFld C(10))
>CREATE CURSOR cTEST2 (TestFld C(10))
>FOR i = 1 TO 600
>	IF i<=500
>		INSERT INTO cTEST1 (TestFld) VALUES ('Test'+PADL(i,3,'0'))
>	ENDIF
>	INSERT INTO cTEST2 (TestFld) VALUES ('Test'+PADL(i,3,'0'))
>ENDFOR
>
>Thisform.Combo1.RowSource='cTest1.TestFld'
>Thisform.Combo1.RowSourceType= 6
>Thisform.Combo1.ListIndex=2
>
>Thisform.Combo2.RowSource='cTest2.TestFld'
>Thisform.Combo2.RowSourceType= 6
>Thisform.Combo2.ListIndex=2

>
>This code will create two cursors, cTEST1 with 500 rows and cTEST2 with 600 rows. Other
>than that, they are identical. But when you run the form and you open the list on the first
>combo, it works fine - that is, as the mouse hovers over the list, the appropriate item is
>highlighted. Do the same on Combo2 and I think you'll see that the behavior is different.
>
>The odd behavior occurs when the combo is filled based on a table or array (RowSourceType 3,
>5,6), the listindex is greater than 1, and the rowcount is greater than 503.

Man, that's annoying. Thanks for pinning it to the wall. Passing it onward...