[Fixed] Crash Wings3D when click or rename folder item.

[tkbd]

Well. I installed new wings_geom_win.beam, but crashed on Wings 3D launch.
I kept working on,it will have search out what condition that bug will occur on.

Error log is here

Code:

Dump written 2016-12-1_17-41
Version: 2.1.3
Window: "<Unknown Window Name>"
Reason: {function_clause,
            [{wings_wm,new,
                 [{object,geom},
                  {error,
                      {undef,
                          [{wings_wm,get_value,[system_font_wx],[]},
                           {wings_geom_win,init,1,
                               [{file,
                                    "f:/unixlike/src/wings/src/wings_geom_win.erl"},
                                {line,398}]},
                           {wx_object,init_it,6,
                               [{file,"wx_object.erl"},{line,355}]},
                           {proc_lib,init_p_do_apply,3,
                               [{file,"proc_lib.erl"},{line,247}]}]}},
                  {push,#Fun<wings_geom_win.10.47742952>}],
                 [{file,"wings_wm.erl"},{line,126}]},
             {wings_wm,toplevel,4,[{file,"wings_wm.erl"},{line,1325}]},
             {wings_geom_win,window,5,
                 [{file,"f:/unixlike/src/wings/src/wings_geom_win.erl"},
                  {line,55}]},
             {wings_frame,imp_layout,4,[{file,"wings_frame.erl"},{line,215}]},
             {wings_frame,imp_layout,4,[{file,"wings_frame.erl"},{line,204}]},
             {wings_frame,import_layout,2,
                 [{file,"wings_frame.erl"},{line,152}]},
             {wings,init,1,[{file,"wings.erl"},{line,142}]}]}