[Lazarus] when a form is shown modal, it blocked the timer from firing

[Dennis]

Mattias Gaertner via Lazarus wrote:
> On Tue, 5 Jun 2018 11:37:27 +0800
> Dennis via Lazarus <lazarus at lists.lazarus-ide.org> wrote:
>
>> I noticed when I aForm.showModal, the timer event seem to stop firing.
> Here it fires. What platform?
> Can you create a small example?
>
> Mattias

My platform is Windows 7 64 bit.
I will create a sample later.
Thanks.

Dennis