Hi Benoit.  I'm dusting off my high school french here, but I think you're running into an API change between Beta3 and final. DataTip functions now take a single HitData parameter. in beta3 they took a single ChartMouseEvent parameter.
 
Ely.
 


From: [email protected] [mailto:[EMAIL PROTECTED] On Behalf Of Benoit Hediard
Sent: Monday, July 03, 2006 7:04 AM
To: [email protected]
Subject: [flexcoders] Flex 2 Final : Error #1034, in ChartBase dataTip functions

Error #1034: Echec de la contrainte de type: conversion de mx.charts::[EMAIL PROTECTED] mx.charts.events.ChartItemEvent est impossible
at mx.charts.chartClasses::ChartBase/::invokeDTFunction()
at mx.charts::HitData/get displayText()
at mx.charts.chartClasses::DataType/set data()
at mx.charts.chartClasses::ChartBase/::updateDataTipToMatchHitSet()
...
 
Here is another error I've never encountered since FP9 + Flex 2 Final.
It is generated when doing a rollover on bar of a BarChart on our app.
 
I'm going to try to isolate and reproduce the bug on a simple case.
 
Anyone else facing this issue?
And found a workaround?
 
Benoit Hediard

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