Duplicated with every Java GUI program I have installed. I've included the hs_err* stack trace from trying to start the Java console.
Stack: [0xb7dbe000,0xb7e0f000), sp=0xb7e0ce60, free space=315k Native frames: (J=compiled Java code, j=interpreted, Vv=VM code, C=native code) C [libc.so.6+0x2b761] abort+0x221 C [libc.so.6+0x2343b] __assert_fail+0xfb C [libxcb-xlib.so.0+0x651] xcb_xlib_unlock+0x81 C [libX11.so.6+0x43962] _XReply+0xd2 C [libmawt.so+0xb028e] C [libmawt.so+0x54b77] C [libmawt.so+0x54e28] C [libmawt.so+0x5512f] Java_sun_awt_X11GraphicsEnvironment_initDisplay+0x2f j sun.awt.X11GraphicsEnvironment.initDisplay(Z)V+0 j sun.awt.X11GraphicsEnvironment.access$100(Z)V+1 j sun.awt.X11GraphicsEnvironment$1.run()Ljava/lang/Object;+72 v ~StubRoutines::call_stub V [libjvm.so+0x2b521d] V [libjvm.so+0x43d9a8] V [libjvm.so+0x2b50b0] V [libjvm.so+0x30af2b] C [libjava.so+0xa96d] Java_java_security_AccessController_doPrivileged__Ljava_security_PrivilegedAction_2+0x3d j java.security.AccessController.doPrivileged(Ljava/security/PrivilegedAction;)Ljava/lang/Object;+0 j sun.awt.X11GraphicsEnvironment.<clinit>()V+54 v ~StubRoutines::call_stub V [libjvm.so+0x2b521d] V [libjvm.so+0x43d9a8] V [libjvm.so+0x2b50b0] V [libjvm.so+0x28ef96] V [libjvm.so+0x28dcc0] V [libjvm.so+0x28d008] V [libjvm.so+0x31ecfd] V [libjvm.so+0x3088d1] C [libjava.so+0xb246] Java_java_lang_Class_forName0+0x116 j java.lang.Class.forName0(Ljava/lang/String;ZLjava/lang/ClassLoader;)Ljava/lang/Class;+0 j java.lang.Class.forName(Ljava/lang/String;)Ljava/lang/Class;+5 j sun.swing.SwingUtilities2.isLocalDisplay()Z+17 j javax.swing.plaf.metal.MetalLookAndFeel.initComponentDefaults(Ljavax/swing/UIDefaults;)V+12212 j javax.swing.plaf.basic.BasicLookAndFeel.getDefaults()Ljavax/swing/UIDefaults;+25 j javax.swing.plaf.metal.MetalLookAndFeel.getDefaults()Ljavax/swing/UIDefaults;+9 j javax.swing.UIManager.setLookAndFeel(Ljavax/swing/LookAndFeel;)V+79 j javax.swing.UIManager.setLookAndFeel(Ljava/lang/String;)V+16 j javax.swing.UIManager.initializeDefaultLAF(Ljava/util/Properties;)V+28 j javax.swing.UIManager.initialize()V+9 j javax.swing.UIManager.maybeInitialize()V+22 j javax.swing.UIManager.getLookAndFeel()Ljavax/swing/LookAndFeel;+0 j sun.tools.jconsole.JConsole.updateLafValues()V+0 j sun.tools.jconsole.JConsole.<clinit>()V+62 v ~StubRoutines::call_stub V [libjvm.so+0x2b521d] V [libjvm.so+0x43d9a8] V [libjvm.so+0x2b50b0] V [libjvm.so+0x28ef96] V [libjvm.so+0x28dcc0] V [libjvm.so+0x28d008] V [libjvm.so+0x31ecfd] V [libjvm.so+0x2bbf5a] C [jconsole+0x3487] C [jconsole+0x1c0f] JavaMain+0x3df C [libpthread.so.0+0x531b] -- azureus-> java: xcb_xlib.c:50: xcb_xlib_unlock: Assertion `c->xlib.lock' failed. https://launchpad.net/bugs/86103 -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs