I am seeing this bug as well. $ CLASSPATH=/usr/share/java/FreeGuide.jar gij freeguide.FreeGuide
** ERROR **: file ../../../src/libjava/jni/gtk-peer/gnu_java_awt_peer_gtk_GtkImage.c: line 572 (createRawData): assertion failed: (data_fid != 0) aborting... Aborted freeguide is in Debian contrib, so you can test this application directly. Cheers, Shaun Versions of packages libgcj6-awt depends on: ii libart-2.0-2 2.3.17-1 Library of functions for 2D graphi ii libatk1.0-0 1.10.1-2 The ATK accessibility toolkit ii libc6 2.3.5-6 GNU C Library: Shared libraries an ii libcairo2 1.0.0-3 The Cairo 2D vector graphics libra ii libfreetype6 2.1.7-2.4 FreeType 2 font engine, shared lib ii libgcc1 1:4.0.1-2 GCC support library ii libgcj6 4.0.1-8 Java runtime library for use with ii libglib2.0-0 2.8.0-1 The GLib library of C routines ii libgtk2.0-0 2.6.4-3 The GTK+ graphical user interface ii libpango1.0-0 1.8.2-1 Layout and rendering of internatio ii libxtst6 4.3.0.dfsg.1-14sarge1 X Window System event recording an ii xlibs 4.3.0.dfsg.1-14sarge1 X Keyboard Extension (XKB) configu ii zlib1g 1:1.2.2-4.sarge.2 compression library - runtime