I've tried all the above suggestions and none of them seem to work. This still happens when invoking MATLAB:
Locking assertion failure. Backtrace: #0 /usr/lib/libxcb-xlib.so.0 [0x7f5e05bdf97c] #1 /usr/lib/libxcb-xlib.so.0(xcb_xlib_unlock+0x24) [0x7f5e05bdfa84] #2 /usr/lib/libX11.so.6(_XReply+0x10f) [0x7f5e06f88f4f] #3 /opt/matlab74/sys/java/jre/glnxa64/jre1.5.0/lib/amd64/xawt/libmawt.so(XineramaQueryScreens+0xfd) [0x7f5dab402285] #4 /opt/matlab74/sys/java/jre/glnxa64/jre1.5.0/lib/amd64/xawt/libmawt.so(xineramaInit+0x63) [0x7f5dab3e7e84] #5 /opt/matlab74/sys/java/jre/glnxa64/jre1.5.0/lib/amd64/xawt/libmawt.so(awt_init_Display+0x159) [0x7f5dab3e80f3] #6 /opt/matlab74/sys/java/jre/glnxa64/jre1.5.0/lib/amd64/xawt/libmawt.so(Java_sun_awt_X11GraphicsEnvironment_initDisplay+0x1d) [0x7f5dab3e8311] #7 [0x7f5dbf345f9b] Locking assertion failure. Backtrace: #0 /usr/lib/libxcb-xlib.so.0 [0x7f5e05bdf97c] #1 /usr/lib/libxcb-xlib.so.0(xcb_xlib_lock+0x15) [0x7f5e05bdfa15] #2 /usr/lib/libX11.so.6 [0x7f5e06f88323] #3 /usr/lib/libX11.so.6(XGetVisualInfo+0x2c) [0x7f5e06f7f72c] #4 /opt/matlab74/sys/java/jre/glnxa64/jre1.5.0/lib/amd64/xawt/libmawt.so [0x7f5dab3e6d05] #5 /opt/matlab74/sys/java/jre/glnxa64/jre1.5.0/lib/amd64/xawt/libmawt.so [0x7f5dab3e6f93] #6 /opt/matlab74/sys/java/jre/glnxa64/jre1.5.0/lib/amd64/xawt/libmawt.so(awt_init_Display+0x2b7) [0x7f5dab3e8251] #7 /opt/matlab74/sys/java/jre/glnxa64/jre1.5.0/lib/amd64/xawt/libmawt.so(Java_sun_awt_X11GraphicsEnvironment_initDisplay+0x1d) [0x7f5dab3e8311] #8 [0x7f5dbf345f9b] The MATLAB window comes up but none of the menus are displayed. Hardy Beta, amd64, java-6-sun-1.6.0.05 -- hardy, locking assertion failure, xorg/libsdl https://bugs.launchpad.net/bugs/185311 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
