> I m now able to reproduce the error on some other computer !

Very good !

> I create a test application that simply do lot of update on an test database. I let the application runing all the night on one of our local computer, and this morning i see again the error :
>
> Number of index page Error: 180
> Number of Page Error: 1
>
> The test application do nothing else than just doing some massively update on the database...
>
> Do you want i send you the demo database and the demo aplication to see it by yourself ?

Sure. If you can make it available for download and send an url to me it would be preferable.

> you will simply need to let the application runing for One or 2 days to see the bug ...

Do you really consider it simple ? :-D

Regards,
Vlad