How to hide mybb warning messages from public?

[ZiNgA BuRgA]

(10-15-2010 05:38 AM)1master1 Wrote:  Now my question is, why it must be displayed to public?? is there anyway to display a different custom text message [Site in under maintenance] or image or if possible, completely hide those error messages and just email those errors to our mail id.

Because it says to the admin what the problem is.
I don't really see any reason why it should be hidden, unless you're a big fan of obscurity.

As for completely hiding, what do you expect?  Users just get thrown a blank page?