Re: Open a Form in a TServiceApplication during ServiceStart

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#1130

From: Bruce Salzman
Date: Thu, 25 Oct 2007 16:50

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"Marc" <info@mawnet.com> wrote in message 
news:4720c4bf@newsgroups.borland.com...
> Hi all
>
> Here we go:
>
> 1) I create a simple TServiceApplication using the designer in BCB6.
>
> 2) Then I add the two events ServiceStart and ServiceStop to respond to the 
> service manager.
>
> 3) I install the service, start it, stop it, no problems :-)
>
> 4) Now I create a blank form and display [MyForm->Show()] it in the 
> ServiceStart event.
>
> 5) Again I install the service, start it, stop it, no problems :-)
>
> 6) Now I add a Button to my form, no events behind.
>
> 5) Again I install the service, start it, stop it => it crashes with the 
> error EOSError, Code: 1400 Invalid Window Handle.
>

Does Auto-creation of Forms work in a service? I'd try creating the Form with 
new in the constructor.

-- 
Bruce

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