Try retrieving message 2389 that Bill wrote a few years back, someone else also had bright stars missing.

--- In guide-user@yahoogroups.com, "paul.may9348" <paul.may9348@...> wrote:
>
> Hi - does anyone recognise these symptoms ? The brightest star in each constellation is not shown, although everything else looks fine. I have tried increasing star sizes etc, but the alpha stars stay stubbornly absent. I have obviously changed a setting by mistake, but which one ?
>