Locking assertion failure.  Backtrace:
#0 /usr/lib/libxcb-xlib.so.0 [0xb1d47767]
#1 /usr/lib/libxcb-xlib.so.0(xcb_xlib_unlock+0x31) [0xb1d478b1]
#2 /usr/lib/libX11.so.6(_XReply+0xfd) [0xb1d8c1bd]
#3 /home/julbel/processing-0135/java/lib/i386/xawt/libmawt.so [0xb1e7fd7e]
#4 /home/julbel/processing-0135/java/lib/i386/xawt/libmawt.so [0xb1e69d47]
#5 /home/julbel/processing-0135/java/lib/i386/xawt/libmawt.so [0xb1e69ec3]
#6 /home/julbel/processing-0135/java/lib/i386/xawt/libmawt.so(Java_sun_awt_X11GraphicsEnvironment_initDisplay+0x26) [0xb1e6a106]
#7 [0xb2a22bfa]
#8 [0xb2a1cb3b]
#9 [0xb2a1cb3b]
#10 [0xb2a1a219]
#11 /home/julbel/processing-0135/java/lib/i386/client/libjvm.so [0xb77b019c]
#12 /home/julbel/processing-0135/java/lib/i386/client/libjvm.so [0xb78c4b38]
#13 /home/julbel/processing-0135/java/lib/i386/client/libjvm.so [0xb77affcf]
#14 /home/julbel/processing-0135/java/lib/i386/client/libjvm.so(JVM_DoPrivileged+0x32d) [0xb780da7d]
#15 /home/julbel/processing-0135/java/lib/i386/libjava.so(Java_java_security_AccessController_doPrivileged__Ljava_security_PrivilegedAction_2+0x3d) [0xb75aa30d]
#16 [0xb2a224ab]
#17 [0xb2a1ca64]
#18 [0xb2a1a219]
#19 /home/julbel/processing-0135/java/lib/i386/client/libjvm.so [0xb77b019c]
Locking assertion failure.  Backtrace:
#0 /usr/lib/libxcb-xlib.so.0 [0xb1d47767]
#1 /usr/lib/libxcb-xlib.so.0(xcb_xlib_lock+0x2e) [0xb1d4781e]
#2 /usr/lib/libX11.so.6 [0xb1d8b518]
#3 /usr/lib/libX11.so.6(XGetVisualInfo+0x26) [0xb1d820a6]
#4 /home/julbel/processing-0135/java/lib/i386/xawt/libmawt.so [0xb1e69089]
#5 /home/julbel/processing-0135/java/lib/i386/xawt/libmawt.so [0xb1e692d3]
#6 /home/julbel/processing-0135/java/lib/i386/xawt/libmawt.so [0xb1e69f71]
#7 /home/julbel/processing-0135/java/lib/i386/xawt/libmawt.so(Java_sun_awt_X11GraphicsEnvironment_initDisplay+0x26) [0xb1e6a106]
#8 [0xb2a22bfa]
#9 [0xb2a1cb3b]
#10 [0xb2a1cb3b]
#11 [0xb2a1a219]
#12 /home/julbel/processing-0135/java/lib/i386/client/libjvm.so [0xb77b019c]
#13 /home/julbel/processing-0135/java/lib/i386/client/libjvm.so [0xb78c4b38]
#14 /home/julbel/processing-0135/java/lib/i386/client/libjvm.so [0xb77affcf]
#15 /home/julbel/processing-0135/java/lib/i386/client/libjvm.so(JVM_DoPrivileged+0x32d) [0xb780da7d]
#16 /home/julbel/processing-0135/java/lib/i386/libjava.so(Java_java_security_AccessController_doPrivileged__Ljava_security_PrivilegedAction_2+0x3d) [0xb75aa30d]
#17 [0xb2a224ab]
#18 [0xb2a1ca64]
#19 [0xb2a1a219]
Exception in thread "Thread-1" java.lang.UnsupportedClassVersionError: Bad version number in .class file
	at java.lang.ClassLoader.defineClass1(Native Method)
	at java.lang.ClassLoader.defineClass(Unknown Source)
	at java.security.SecureClassLoader.defineClass(Unknown Source)
	at java.net.URLClassLoader.defineClass(Unknown Source)
	at java.net.URLClassLoader.access$100(Unknown Source)
	at java.net.URLClassLoader$1.run(Unknown Source)
	at java.security.AccessController.doPrivileged(Native Method)
	at java.net.URLClassLoader.findClass(Unknown Source)
	at java.lang.ClassLoader.loadClass(Unknown Source)
	at sun.misc.Launcher$AppClassLoader.loadClass(Unknown Source)