[winswitch] Why can't I start xpra on a remote host and connect to it?

[Antoine Martin]

On 05/12/2019 06:11, Tim via shifter-users wrote:
> Hi,I use the following commands to start xpra server on a remote host and connect to it.But half of time it doesn't work, while sometimes it works.The first command is to kill any remote xpra server process if any. it seems to increase the chance of working a bit, but not always.
That's probably because your version of xpra is woefully out of date and
full of bugs and security issues:
https://xpra.org/trac/wiki/Packaging/DistributionPackages

If you still have problems with a supported version of xpra, please use:
https://xpra.org/trac/wiki/ReportingBugs

Thanks,
Antoine


> Thanks.
> 
>     $ ssh "olive" killall xpra 
>     $ xpra shadow ssh:olive:0
>     sh: 0: getcwd() failed: Input/output error
>     2019-11-26 17:52:33,854 Xpra gtk2 client version 2.1.3-r17247M 64-bit
>     2019-11-26 17:52:33,854  running on Linux Ubuntu 18.04 bionic
>     sh: 0: getcwd() failed: Input/output error
>     2019-11-26 17:52:36,757 GStreamer version 1.14.5 for Python 2.7.15 64-bit
>     2019-11-26 17:52:38,389 Warning: vendor 'Intel Open Source Technology Center' is greylisted,
>     2019-11-26 17:52:38,390  you may want to turn off OpenGL if you encounter bugs
>     2019-11-26 17:52:38,411 PyOpenGL warning: missing accelerate module
>     2019-11-26 17:52:38,486 OpenGL enabled with Mesa DRI Mobile Intel® GM45 Express Chipset
>     2019-11-26 17:52:38,570  keyboard settings: rules=evdev, model=pc105, layout=us
>     2019-11-26 17:52:38,575  desktop size is 1440x900 with 1 screen:
>     2019-11-26 17:52:38,575   :0.0 (381x238 mm - DPI: 96x96) workarea: 1440x876
>     2019-11-26 17:52:38,576     monitor 1 (303x190 mm - DPI: 120x120)
>     2019-11-26 17:52:39,266 Error: cannot watch for video device changes without pyinotify:
>     2019-11-26 17:52:39,267  No module named pyinotify
>     Warning: cannot use the system proxy for 'shadow' subcommand,
>      failed to connect to '/run/xpra/system':
>      [Errno 2] No such file or directory
>     Entering daemon mode; any further errors will be reported to:
>       /run/user/1000/xpra/:0.log
>     InitException: failed to identify the new server display!
>     xpra initialization error:
>      failed to identify the new server display!
>     2019-11-26 17:52:59,270 Error: failed to receive anything, not an xpra server?
>     2019-11-26 17:52:59,270   could also be the wrong protocol, username, password or port
>     2019-11-26 17:52:59,270 Connection lost
>     2019-11-26 17:52:59,273 Error: printing disabled:
>     2019-11-26 17:52:59,273  No module named cups
> 
> 
> 
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