After upgrading, xpra failed to start. I had to downgrade from v0.11.0 to v0.10.12, both installed from the winswitch yum repo, to get it to work again. Below is the lightly sanitized log.
2014-01-23 16:24:44,004 failed to load the mdns avahi publisher: No module named avahi 2014-01-23 16:24:44,004 either fix your installation or use the '--no-mdns' flag X.Org X Server 1.13.0 Release Date: 2012-09-05 X Protocol Version 11, Revision 0 Build Operating System: c6b9 2.6.32-220.el6.x86_64 Current Operating System: Linux example.com 2.6.32-431.1.2.0.1.el6.x86_64 #1 SMP Fri Dec 13 13:06:13 UTC 2013 x86_64 Kernel command line: ro root=UUID=a2f4f9d4-2262-4855-b08f-ecfcae5fbe59 rd_NO_LUKS rd_NO_LVM rd_NO_MD rd_NO_DM LANG=en_US.UTF-8 SYSFONT=latarcyrheb-sun16 KEYBOARDTYPE=pc KEYTABLE=us crashkernel=128M rhgb quiet rdblacklist=nouveau nouveau.modeset=0 Build Date: 20 December 2013 12:09:45PM Build ID: xorg-x11-server 1.13.0-23.1.el6.centos Current version of pixman: 0.26.2 Before reporting problems, check http://wiki.centos.org/Documentation to make sure that you have the latest version. Markers: (--) probed, (**) from config file, (==) default setting, (++) from command line, (!!) notice, (II) informational, (WW) warning, (EE) error, (NI) not implemented, (??) unknown. (++) Log file: "/home/sciurus/.xpra/Xorg.:321.log", Time: Thu Jan 23 16:24:44 2014 (++) Using config file: "/etc/xpra/xorg.conf" (==) Using system config directory "/usr/share/X11/xorg.conf.d" Initializing built-in extension Generic Event Extension Initializing built-in extension SHAPE Initializing built-in extension MIT-SHM Initializing built-in extension XInputExtension Initializing built-in extension XTEST Initializing built-in extension BIG-REQUESTS Initializing built-in extension SYNC Initializing built-in extension XKEYBOARD Initializing built-in extension XC-MISC Initializing built-in extension SECURITY Initializing built-in extension XINERAMA Initializing built-in extension XFIXES Initializing built-in extension RENDER Initializing built-in extension RANDR Initializing built-in extension COMPOSITE Initializing built-in extension DAMAGE Initializing built-in extension MIT-SCREEN-SAVER Initializing built-in extension DOUBLE-BUFFER Initializing built-in extension RECORD Initializing built-in extension DPMS Initializing built-in extension X-Resource Initializing built-in extension XVideo Initializing built-in extension XVideo-MotionCompensation Initializing built-in extension SELinux Initializing built-in extension XFree86-VidModeExtension Initializing built-in extension XFree86-DGA Initializing built-in extension XFree86-DRI Initializing built-in extension DRI2 Loading extension GLX Traceback (most recent call last): File "/usr/bin/xpra", line 6, in <module> sys.exit(xpra.scripts.main.main(__file__, sys.argv)) File "/usr/lib/python2.6/site-packages/xpra/scripts/main.py", line 66, in main return run_mode(script_file, parser, options, args, mode) File "/usr/lib/python2.6/site-packages/xpra/scripts/main.py", line 492, in run_mode return run_server(parser, options, mode, script_file, args) File "/usr/lib/python2.6/site-packages/xpra/scripts/server.py", line 654, in run_server display = verify_display_ready(xvfb, display_name, shadowing) File "/usr/lib/python2.6/site-packages/xpra/scripts/server.py", line 515, in verify_display_ready glib.threads_init() AttributeError: 'module' object has no attribute 'threads_init' 2014-01-23 16:24:44,331 removing socket /home/sciurus/.xpra/example.com-321
Should be fixed in r5292, will backport.
Backport in r5294 tested on CentOS
6.5, will be included in xpra 0.11.2, closing.
this ticket has been moved to: https://github.com/Xpra-org/xpra/issues/506