1) Running the dash_control.py example I get the following error message (the problem is present on both linux and windows installations): Traceback (most recent call last): File "/usr/lib/python2.3/lib-tk/Tkinter.py", line 1345, in __call__ return self.func(*args) File "/home/camp/s991416/lib/python/matplotlib/backends/backend_tkagg.py", line 140, in resize self.show() File "/home/camp/s991416/lib/python/matplotlib/backends/backend_tkagg.py", line 143, in draw FigureCanvasAgg.draw(self) File "/home/camp/s991416/lib/python/matplotlib/backends/backend_agg.py", line319, in draw self.figure.draw(self.renderer) File "/home/camp/s991416/lib/python/matplotlib/figure.py", line 338, in draw for a in self.axes: a.draw(renderer) File "/home/camp/s991416/lib/python/matplotlib/axes.py", line 1296, in draw a.draw(renderer) File "/home/camp/s991416/lib/python/matplotlib/lines.py", line 283, in draw lineFunc(renderer, gc, xt, yt) File "/home/camp/s991416/lib/python/matplotlib/lines.py", line 543, in _draw_dashed renderer.draw_lines(gc, xt, yt, self._transform) TypeError: CXX: type error. 2) And when using savefig I get : Traceback (most recent call last): File "dash_control.py", line 13, in ? savefig('dash_control') File "/home/camp/s991416/lib/python/matplotlib/pylab.py", line 763, in savefig try: ret = fig.savefig(*args, **kwargs) File "/home/camp/s991416/lib/python/matplotlib/figure.py", line 455, in savefig self.canvas.print_figure(*args, **kwargs) File "/home/camp/s991416/lib/python/matplotlib/backends/backend_tkagg.py", line 161, in print_figure agg.print_figure(filename, dpi, facecolor, edgecolor, orientation) File "/home/camp/s991416/lib/python/matplotlib/backends/backend_agg.py", line370, in print_figure self.draw() File "/home/camp/s991416/lib/python/matplotlib/backends/backend_agg.py", line319, in draw self.figure.draw(self.renderer) File "/home/camp/s991416/lib/python/matplotlib/figure.py", line 338, in draw for a in self.axes: a.draw(renderer) File "/home/camp/s991416/lib/python/matplotlib/axes.py", line 1296, in draw a.draw(renderer) File "/home/camp/s991416/lib/python/matplotlib/lines.py", line 283, in draw lineFunc(renderer, gc, xt, yt) File "/home/camp/s991416/lib/python/matplotlib/lines.py", line 543, in _draw_dashed renderer.draw_lines(gc, xt, yt, self._transform) __________________________________ Celebrate Yahoo!'s 10th Birthday! Yahoo! Netrospective: 100 Moments of the Web http://birthday.yahoo.com/netrospective/