wxmaxima plot dialog with wrong nticks default value



maxima 5.14:

the nticks default value in wxmaxima is zero.

I hope this can be fixed easily.  ==> maxima.5.14a ?

Volker van Nek

(%i1) wxplot2d([x^2], [x,-5,5],
 [nticks,0])$
Maxima encountered a Lisp error:
 Error in APPLY [or a callee]: Zero divisor.
Automatically continuing.
To reenable the Lisp debugger set *debugger-hook* to nil.