Buttons is Gtk.Dialog can't be separated?

Hi all. I mad a small function using Gtk.MessageDialog, and add the requisite Ok and Cancel buttons. But, on the result shown the buttons are glued together and expand to occupy the entire width of the dialog. Using style_get_property, I get reply '4', but this spacing is not visible. Also,

Re: gtk-update-icon-cache.exe is not work?

Hello. I tryed run vecterion_vge.exe in package directory. this directory has all gtk library and other files. I don't get that error message, and upon empty application window. (and exist other problem...) It seems that the file was missing. I have not been able to identify that file.