I am experiencing something similar. Steps: Click on Data DVD, select files, add files. Then click on a different directory to select/add more files and gnomebaker crashes I ran the app from terminal to reproduce the error and exact same steps caused same result. Output: (gnomebaker:7543): GLib-WARNING **: g_set_prgname() called multiple times *** glibc detected *** gnomebaker: free(): invalid pointer: 0x0865ec68 *** ======= Backtrace: ========= /lib/tls/i686/cmov/libc.so.6[0x69a8ff1] /lib/tls/i686/cmov/libc.so.6[0x69aa6f2] /lib/tls/i686/cmov/libc.so.6(cfree+0x6d)[0x69ad7cd] /lib/libglib-2.0.so.0(g_free+0x36)[0x6d9196] /usr/lib/libgtk-x11-2.0.so.0[0x10f0f99] /usr/lib/libgtk-x11-2.0.so.0[0x10f104f] /usr/lib/libgtk-x11-2.0.so.0(gtk_label_set_text+0xae)[0x10f3f0e] /usr/lib/libgtk-x11-2.0.so.0[0x1134674] /usr/lib/libgtk-x11-2.0.so.0[0x11353d4] /usr/lib/libgtk-x11-2.0.so.0[0x10ac732] /usr/lib/libgtk-x11-2.0.so.0[0x10b59e6] /usr/lib/libgio-2.0.so.0(g_simple_async_result_complete+0xa9)[0xa397f9] /usr/lib/libgio-2.0.so.0[0xa39b0e] /lib/libglib-2.0.so.0[0x6cf101] /lib/libglib-2.0.so.0(g_main_context_dispatch+0x1f8)[0x6d0e88] /lib/libglib-2.0.so.0[0x6d4730] /lib/libglib-2.0.so.0(g_main_loop_run+0x1bf)[0x6d4b9f] /usr/lib/libgtk-x11-2.0.so.0(gtk_main+0xb9)[0x1102419] gnomebaker(main+0x23e)[0x80564ee] /lib/tls/i686/cmov/libc.so.6(__libc_start_main+0xe6)[0x6954b56] gnomebaker[0x8056171] ======= Memory map: ======== 00110000-00143000 r-xp 00000000 08:01 7656 /usr/lib/libgnomecanvas-2.so.0.2600.0 00143000-00144000 r--p 00032000 08:01 7656 /usr/lib/libgnomecanvas-2.so.0.2600.0 00144000-00145000 rw-p 00033000 08:01 7656 /usr/lib/libgnomecanvas-2.so.0.2600.0 00145000-0015a000 r-xp 00000000 08:01 7307 /usr/lib/libart_lgpl_2.so.2.3.20 0015a000-0015c000 rw-p 00014000 08:01 7307 /usr/lib/libart_lgpl_2.so.2.3.20 0015c000-0018b000 r-xp 00000000 08:01 7554 /usr/lib/libgconf-2.so.4.1.5 0018b000-0018c000 r--p 0002e000 08:01 7554 /usr/lib/libgconf-2.so.4.1.5 0018c000-0018e000 rw-p 0002f000 08:01 7554 /usr/lib/libgconf-2.so.4.1.5 0018e000-00195000 r-xp 00000000 08:01 2117 /lib/tls/i686/cmov/librt-2.10.1.so 00195000-00196000 r--p 00006000 08:01 2117 /lib/tls/i686/cmov/librt-2.10.1.so 00196000-00197000 rw-p 00007000 08:01 2117 /lib/tls/i686/cmov/librt-2.10.1.so 00197000-0019a000 r-xp 00000000 08:01 12478 /usr/lib/libgmodule-2.0.so.0.2200.3 0019a000-0019b000 r--p 00002000 08:01 12478 /usr/lib/libgmodule-2.0.so.0.2200.3 0019b000-0019c000 rw-p 00003000 08:01 12478 /usr/lib/libgmodule-2.0.so.0.2200.3 0019c000-0019f000 r-xp 00000000 08:01 1459 /lib/libuuid.so.1.3.0 0019f000-001a0000 r--p 00002000 08:01 1459 /lib/libuuid.so.1.3.0 001a0000-001a1000 rw-p 00003000 08:01 1459 /lib/libuuid.so.1.3.0 001a1000-001b9000 r-xp 00000000 08:01 109268 /usr/lib/libgdk_pixbuf-2.0.so.0.1800.3 001b9000-001ba000 r--p 00017000 08:01 109268 /usr/lib/libgdk_pixbuf-2.0.so.0.1800.3 001ba000-001bb000 rw-p 00018000 08:01 109268 /usr/lib/libgdk_pixbuf-2.0.so.0.1800.3 001bb000-001c6000 r-xp 00000000 08:01 8000 /usr/lib/libpangocairo-1.0.so.0.2600.0 001c6000-001c7000 r--p 0000a000 08:01 8000 /usr/lib/libpangocairo-1.0.so.0.2600.0 001c7000-001c8000 rw-p 0000b000 08:01 8000 /usr/lib/libpangocairo-1.0.so.0.2600.0 001c8000-001d0000 r-xp 00000000 08:01 7963 /usr/lib/libnotify.so.1.1.3 001d0000-001d1000 r--p 00007000 08:01 7963 /usr/lib/libnotify.so.1.1.3 001d1000-001d2000 rw-p 00008000 08:01 7963 /usr/lib/libnotify.so.1.1.3 001d2000-001dc000 r-xp 00000000 08:01 22689 /usr/lib/libavahi-common.so.3.5.1 001dc000-001dd000 r--p 00009000 08:01 22689 /usr/lib/libavahi-common.so.3.5.1 001dd000-001de000 rw-p 0000a000 08:01 22689 /usr/lib/libavahi-common.so.3.5.1 001df000-00237000 r-xp 00000000 08:01 7664 /usr/lib/libgnomevfs-2.so.0.2400.2 00237000-00239000 r--p 00057000 08:01 7664 /usr/lib/libgnomevfs-2.so.0.2400.2 00239000-0023b000 rw-p 00059000 08:01 7664 /usr/lib/libgnomevfs-2.so.0.2400.2 0023b000-002cd000 r-xp 00000000 08:01 109267 /usr/lib/libgdk-x11-2.0.so.0.1800.3 002cd000-002cf000 r--p 00092000 08:01 109267 /usr/lib/libgdk-x11-2.0.so.0.1800.3 002cf000-002d0000 rw-p 00094000 08:01 109267 /usr/lib/libgdk-x11-2.0.so.0.1800.3 002d0000-002fb000 r-xp 00000000 08:01 7529 /usr/lib/libfontconfig.so.1.3.0 002fb000-002fc000 r--p 0002a000 08:01 7529 /usr/lib/libfontconfig.so.1.3.0 002fc000-002fd000 rw-p 0002b000 08:01 7529 /usr/lib/libfontconfig.so.1.3.0 002fe000-00306000 r-xp 00000000 08:01 1423 /lib/libpopt.so.0.0.0 00306000-00307000 r--p 00007000 08:01 1423 /lib/libpopt.so.0.0.0 00307000-00308000 rw-p 00008000 08:01 1423 /lib/libpopt.so.0.0.0 00308000-00319000 r-xp 00000000 08:01 7646 /usr/lib/libgnome-keyring.so.0.1.1 00319000-0031a000 r--p 00010000 08:01 7646 /usr/lib/libgnome-keyring.so.0.1.1 0031a000-0031b000 rw-p 00011000 08:01 7646 /usr/lib/libgnome-keyring.so.0.1.1 0031b000-00329000 r-xp 00000000 08:01 12701 /usr/lib/libavahi-client.so.3.2.5 00329000-0032a000 ---p 0000e000 08:01 12701 /usr/lib/libavahi-client.so.3.2.5 0032a000-0032b000 r--p 0000e000 08:01 12701 /usr/lib/libavahi-client.so.3.2.5 0032b000-0032c000 rw-p 0000f000 08:01 12701 /usr/lib/libavahi-client.so.3.2.5 0032c000-0032e000 r-xp 00000000 08:01 2393 /lib/tls/i686/cmov/libutil-2.10.1.so 0032e000-0032f000 r--p 00001000 08:01 2393 /lib/tls/i686/cmov/libutil-2.10.1.so 0032f000-00330000 rw-p 00002000 08:01 2393 /lib/tls/i686/cmov/libutil-2.10.1.so 00330000-00334000 r-xp 00000000 08:01 7219 /usr/lib/libORBitCosNaming-2.so.0.1.0 00334000-00335000 r--p 00003000 08:01 7219 /usr/lib/libORBitCosNaming-2.so.0.1.0 00335000-00336000 rw-p 00004000 08:01 7219 /usr/lib/libORBitCosNaming-2.so.0.1.0 00336000-0034a000 r-xp 00000000 08:01 7640 /usr/lib/libgnome-2.so.0.2800.0 0034a000-0034b000 r--p 00013000 08:01 7640 /usr/lib/libgnome-2.so.0.2800.0 0034b000-0034c000 rw-p 00014000 08:01 7640 /usr/lib/libgnome-2.so.0.2800.0 0034c000-00388000 r-xp 00000000 08:01 12476 /usr/lib/libgobject-2.0.so.0.2200.3 00388000-00389000 r--p 0003b000 08:01 12476 /usr/lib/libgobject-2.0.so.0.2200.3 00389000-0038a000 rw-p 0003c000 08:01 12476 /usr/lib/libgobject-2.0.so.0.2200.3 0038a000-0038c000 r-xp 00000000 08:01 7236 /usr/lib/libXcomposite.so.1.0.0 0038c000-0038d000 r--p 00001000 08:01 7236 /usr/lib/libXcomposite.so.1.0.0 0038d000-0038e000 rw-p 00002000 08:01 7236 /usr/lib/libXcomposite.so.1.0.0 0038f000-003eb000 r-xp 00000000 08:01 7344 /usr/lib/libbonobo-2.so.0.0.0 003eb000-003ec000 ---p 0005c000 08:01 7344 /usr/lib/libbonobo-2.so.0.0.0 003ec000-003ef000 r--p 0005c000 08:01 7344 /usr/lib/libbonobo-2.so.0.0.0 003ef000-003f6000 rw-p 0005f000 08:01 7344 /usr/lib/libbonobo-2.so.0.0.0 003f6000-0046d000 r-xp 00000000 08:01 100680 /usr/lib/libcairo.so.2.10800.8 0046d000-0046f000 r--p 00076000 08:01 100680 /usr/lib/libcairo.so.2.10800.8 0046f000-00470000 rw-p 00078000 08:01 100680 /usr/lib/libcairo.so.2.10800.8 00470000-004a7000 r-xp 00000000 08:01 1350 /lib/libdbus-1.so.3.4.0 004a7000-004a8000 r--p 00036000 08:01 1350 /lib/libdbus-1.so.3.4.0 004a8000-004a9000 rw-p 00037000 08:01 1350 /lib/libdbus-1.so.3.4.0 004ab000-004cf000 r-xp 00000000 08:01 1393 /lib/tls/i686/cmov/libm-2.10.1.so 004cf000-004d0000 r--p 00023000 08:01 1393 /lib/tls/i686/cmov/libm-2.10.1.so 004d0000-004d1000 rw-p 00024000 08:01 1393 /lib/tls/i686/cmov/libm-2.10.1.so 004d1000-00517000 r-xp 00000000 08:01 7998 /usr/lib/libpango-1.0.so.0.2600.0 00517000-00518000 r--p 00045000 08:01 7998 /usr/lib/libpango-1.0.so.0.2600.0 00518000-00519000 rw-p 00046000 08:01 7998 /usr/lib/libpango-1.0.so.0.2600.0 00519000-00593000 r-xp 00000000 08:01 7537 /usr/lib/libfreetype.so.6.3.20Aborted