Just another data point. Fresh install of Ubuntu Precise Pangolin AMD64, FreeNX and while local displays and LTSP X-Terminals are fine, connecting via NX always results in kwin seg faulting making remote access via NX impossible.
The backtrace shows it crashing in free() like everyeone else reported. #5 0x00007f9d3a66502c in free () from /lib/x86_64-linux-gnu/libc.so.6 #6 0x00007f9d3aef5819 in XFree () from /usr/lib/x86_64-linux-gnu/libX11.so.6 #7 0x00007f9d372ce2ee in XRRUpdateConfiguration () from /usr/lib/x86_64-linux-gnu/libXrandr.so.2 #8 0x00007f9d3b416f40 in TQApplication::x11ProcessEvent(_XEvent*) () from /usr/lib/libtqt-mt.so.3 -- You received this bug notification because you are a member of Ubuntu-X, which is subscribed to libx11 in Ubuntu. https://bugs.launchpad.net/bugs/985202 Title: libx11 causes kwin to crash on login (over NX protocol) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/libx11/+bug/985202/+subscriptions _______________________________________________ Mailing list: https://launchpad.net/~ubuntu-x-swat Post to : ubuntu-x-swat@lists.launchpad.net Unsubscribe : https://launchpad.net/~ubuntu-x-swat More help : https://help.launchpad.net/ListHelp