Lens Flare doesnt dessapear

[smartfox8]

Hi, I have created my own Lens Flare and it's show nice in outdoor but isn't it supposed that I'm shouldn't see it if I'm inside a House???

Here Some Images


Here You can see in outdoors works great.
But see this other image






In inside a House the lensSource is behind the house but the lens still appearing. WHY?
Thanks for the help

[Jetfire]

bounds size in the lensflare editor too big?
"(right click in the main window of the Lens Flare editor and choose 'Select Lens Flare' to select the base properties of the flare to access the bounding box size settings)" < from udn