6
It's due to the fact you use PHP 4.0 or 5.1, but doesn't mean anything (a "notice" is not the same as an "error").
Don't take care of it.
A future release will ensure these notices disappear.
skalpa.>
Any intelligent fool can make things bigger, and more complex. It takes a touch of genius, a lot of courage, to move in the opposite direction.
Two things are infinite: the universe and human stupidity; and I'm not sure about the 1st one (A.Einstein)