[winswitch] Error messages after connecting to xpra remotely

[Antoine Martin]

On 30/07/13 05:58, Roberto Hashioka wrote:
> I've started a session using xpra 0.9.8 on Ubuntu (quantal) and I'm
> accessing it from my Mac xpra 0.9.8. I keep receiving a lot of error
> messages.
>
> Host side:
>
(snip)
>   File "/usr/lib/python2.7/dist-packages/xpra/window_source.py", line 202,
> in get_factors
>     factors.append(calculate_for_target(msg, target_latency,
> self.avg_damage_in_latency, self.recent_damage_in_latency, aim=0.8,
> slope=0.005, smoothing=sqrt))
>   File "cymaths.pyx", line 119, in xpra.stats.cymaths.calculate_for_target
> (xpra/stats/cymaths.c:2628)
> ValueError: math domain error
> .....
Could be related to the error below, but I don't see how.

>
> Client side:
(snip)
> ImportError: The _imaging C module is not installed
> 2013-07-29 15:57:21,125 error processing draw packet
> Traceback (most recent call last):
>   File "xpra/client.pyc", line 1247, in _draw_thread_loop
>   File "xpra/client.pyc", line 1293, in _do_draw
>   File "xpra/client_window.pyc", line 456, in draw_region
>   File "xpra/window_backing.pyc", line 483, in draw_region
>   File "xpra/window_backing.pyc", line 415, in paint_image
>   File "PIL/Image.pyc", line 535, in tostring
>   File "PIL/Image.pyc", line 509, in tobytes
>   File "PIL/ImageFile.pyc", line 168, in load
>   File "PIL/PngImagePlugin.pyc", line 404, in load_prepare
>   File "PIL/ImageFile.pyc", line 252, in load_prepare
>   File "PIL/Image.pyc", line 39, in __getattr__
>
> ImportError: The _imaging C module is not installed
Hmm, probably a Pillow vs PIL packaging issue.
Can you confirm by using plain RGB encoding to see if that still works?

Thanks
Antoine
>
> On previous versions it doesn't happen.
>
> Thanks
>