Hi Using chart FX Winforms 7.0.3656.30325, .net 3.5 and visual studio 2008, this bug is still valid and we need softwarefx team to fix it. Here is a .net solution who reproduced the problem : http://yoyo041080.free.fr/Transferts/BugAbscisse.zip To reproduce de problem : 1) Before the zoom, dates are...