Locking assertion failure. Backtrace: #0 /usr/lib/libxcb-xlib.so.0 [0xb7d5a767] #1 /usr/lib/libxcb-xlib.so.0(xcb_xlib_unlock+0x31) [0xb7d5a8b1] #2 /usr/lib/libX11.so.6(_XReply+0xfd) [0xab792a8d] #3 /opt/java/jre/lib/i386/xawt/libmawt.so [0xab89864e] #4 /opt/java/jre/lib/i386/xawt/libmawt.so [0xab876f97] #5 /opt/java/jre/lib/i386/xawt/libmawt.so [0xab877248] #6 /opt/java/jre/lib/i386/xawt/libmawt.so(Java_sun_awt_X11GraphicsEnvironment_initDisplay+0x2f) [0xab87754f] #7 [0xb5d1768e] #8 [0xb5d0fedd] #9 [0xb5d0fedd] #10 [0xb5d0d243] #11 /opt/java/jre/lib/i386/client/libjvm.so [0x620bc6d] #12 /opt/java/jre/lib/i386/client/libjvm.so [0x630a828] #13 /opt/java/jre/lib/i386/client/libjvm.so [0x620bb00] #14 /opt/java/jre/lib/i386/client/libjvm.so(JVM_DoPrivileged+0x34b) [0x62619bb] #15 /opt/java/jre/lib/i386/libjava.so(Java_java_security_AccessController_doPrivileged__Ljava_security_PrivilegedAction_2+0x3d) [0xb7d2896d] #16 [0xb5d1768e] #17 [0xb5d0fd77] #18 [0xb5d0d243] #19 /opt/java/jre/lib/i386/client/libjvm.so [0x620bc6d] Locking assertion failure. Backtrace: #0 /usr/lib/libxcb-xlib.so.0 [0xb7d5a767] #1 /usr/lib/libxcb-xlib.so.0(xcb_xlib_lock+0x2e) [0xb7d5a81e] #2 /usr/lib/libX11.so.6 [0xab791e08] #3 /usr/lib/libX11.so.6(XGetVisualInfo+0x26) [0xab788b76] #4 /opt/java/jre/lib/i386/xawt/libmawt.so [0xab876249] #5 /opt/java/jre/lib/i386/xawt/libmawt.so [0xab876495] #6 /opt/java/jre/lib/i386/xawt/libmawt.so [0xab8772f9] #7 /opt/java/jre/lib/i386/xawt/libmawt.so(Java_sun_awt_X11GraphicsEnvironment_initDisplay+0x2f) [0xab87754f] #8 [0xb5d1768e] #9 [0xb5d0fedd] #10 [0xb5d0fedd] #11 [0xb5d0d243] #12 /opt/java/jre/lib/i386/client/libjvm.so [0x620bc6d] #13 /opt/java/jre/lib/i386/client/libjvm.so [0x630a828] #14 /opt/java/jre/lib/i386/client/libjvm.so [0x620bb00] #15 /opt/java/jre/lib/i386/client/libjvm.so(JVM_DoPrivileged+0x34b) [0x62619bb] #16 /opt/java/jre/lib/i386/libjava.so(Java_java_security_AccessController_doPrivileged__Ljava_security_PrivilegedAction_2+0x3d) [0xb7d2896d] #17 [0xb5d1768e] #18 [0xb5d0fd77] #19 [0xb5d0d243]