[Lazarus] how to find this error?

Tony Whyman tony.whyman at mccallumwhyman.com
Mon Jun 29 12:44:30 CEST 2015

Take a look at


It's probably one of those annoying TStatusBar (won't fix) issues.

On 29/06/15 10:43, FreeMan wrote:
> fpc r31177 lazarus r49465 qt x64 osx
> my project work in osx qt64, win32 i386 qt is workas well, but in 
> win64 qt64 create "access violation" exception on "myform.Show;"
> on form has a "TStatusBar"
> I := TStatusBar.Canvas.TextWidth(TStatusBar.Panels[0].Text);
> this code has create exception in win64 too.
> when I wrote this message, 
> http://forum.lazarus.freepascal.org/index.php/topic,27706.0.html same 
> form and same my code worked, I mean my code not changed but not 
> working now. I remark this line and re try run under win64, but still 
> raise exception when use myForm.Show;
> I can not trace this exception, I added onShow event but not trigger. 
> raise exception and terminate application.
> whats yours suggestion? TStatusBar bar has a bug ?? or what can be 
> problem ?
> Thank you
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