The attribute 'characters by line' is saved in the XML file but not read by xfprint4 on next run. So for the user, it's not saved but he has to enter it any time.
fixed in both HEAD and xfce_4_0
mass reassign from zz-do-not-use to general, so i can remove the zz-do-not-use component. sorry for the spam, search for this string to filter these: fis7cldoq35p3kjdu74emc