(gimp:3388): Gtk-CRITICAL **: IA__gtk_tree_model_get: assertion `GTK_IS_TREE_MODEL (tree_model)' failed

Program received signal SIGTRAP, Trace/breakpoint trap.
0xb733069d in g_logv () from /lib/i386-linux-gnu/libglib-2.0.so.0
(gdb) bt
#0  0xb733069d in g_logv () from /lib/i386-linux-gnu/libglib-2.0.so.0
#1  0xb7330823 in g_log () from /lib/i386-linux-gnu/libglib-2.0.so.0
#2  0xb733086d in g_return_if_fail_warning () from /lib/i386-linux-gnu/libglib-2.0.so.0
#3  0xb7c520a7 in gtk_tree_model_get () from /usr/lib/i386-linux-gnu/libgtk-x11-2.0.so.0
#4  0xb7b03f1c in ?? () from /usr/lib/i386-linux-gnu/libgtk-x11-2.0.so.0
#5  0xb7ae377d in ?? () from /usr/lib/i386-linux-gnu/libgtk-x11-2.0.so.0
#6  0xb7c53147 in ?? () from /usr/lib/i386-linux-gnu/libgtk-x11-2.0.so.0
#7  0xb7c54b7e in ?? () from /usr/lib/i386-linux-gnu/libgtk-x11-2.0.so.0
#8  0xb7c55c6e in ?? () from /usr/lib/i386-linux-gnu/libgtk-x11-2.0.so.0
#9  0xb7c51470 in gtk_tree_model_iter_n_children () from /usr/lib/i386-linux-gnu/libgtk-x11-2.0.so.0
#10 0xb53df5f7 in ?? () from /usr/lib/i386-linux-gnu/gtk-2.0/modules/libgail.so
#11 0xb53df711 in ?? () from /usr/lib/i386-linux-gnu/gtk-2.0/modules/libgail.so
#12 0xb53e5749 in ?? () from /usr/lib/i386-linux-gnu/gtk-2.0/modules/libgail.so
#13 0xb73ed243 in g_cclosure_marshal_VOID__VOIDv () from /usr/lib/i386-linux-gnu/libgobject-2.0.so.0
#14 0xb73eb727 in ?? () from /usr/lib/i386-linux-gnu/libgobject-2.0.so.0
#15 0xb7404a29 in g_signal_emit_valist () from /usr/lib/i386-linux-gnu/libgobject-2.0.so.0
#16 0xb7405453 in g_signal_emit () from /usr/lib/i386-linux-gnu/libgobject-2.0.so.0
#17 0xb7c713b3 in gtk_tree_view_remove_column () from /usr/lib/i386-linux-gnu/libgtk-x11-2.0.so.0
#18 0xb7c77011 in ?? () from /usr/lib/i386-linux-gnu/libgtk-x11-2.0.so.0
#19 0xb73ed1ec in g_cclosure_marshal_VOID__VOID () from /usr/lib/i386-linux-gnu/libgobject-2.0.so.0
#20 0xb73ea2fd in ?? () from /usr/lib/i386-linux-gnu/libgobject-2.0.so.0
#21 0xb73eb3d2 in g_closure_invoke () from /usr/lib/i386-linux-gnu/libgobject-2.0.so.0
#22 0xb73fcfa3 in ?? () from /usr/lib/i386-linux-gnu/libgobject-2.0.so.0
#23 0xb74052dc in g_signal_emit_valist () from /usr/lib/i386-linux-gnu/libgobject-2.0.so.0
#24 0xb7405453 in g_signal_emit () from /usr/lib/i386-linux-gnu/libgobject-2.0.so.0
#25 0xb7b86981 in ?? () from /usr/lib/i386-linux-gnu/libgtk-x11-2.0.so.0
#26 0xb7c9ce34 in ?? () from /usr/lib/i386-linux-gnu/libgtk-x11-2.0.so.0
#27 0xb73f15c7 in g_object_run_dispose () from /usr/lib/i386-linux-gnu/libgobject-2.0.so.0
#28 0xb7b8772e in gtk_object_destroy () from /usr/lib/i386-linux-gnu/libgtk-x11-2.0.so.0
#29 0xb7ae35a0 in ?? () from /usr/lib/i386-linux-gnu/libgtk-x11-2.0.so.0
#30 0xb73f0288 in g_object_unref () from /usr/lib/i386-linux-gnu/libgobject-2.0.so.0
#31 0xb7adf9ad in gtk_entry_set_completion () from /usr/lib/i386-linux-gnu/libgtk-x11-2.0.so.0
#32 0xb7adfaed in ?? () from /usr/lib/i386-linux-gnu/libgtk-x11-2.0.so.0
#33 0xb7b03244 in ?? () from /usr/lib/i386-linux-gnu/libgtk-x11-2.0.so.0
#34 0xb73f0288 in g_object_unref () from /usr/lib/i386-linux-gnu/libgobject-2.0.so.0
#35 0xb73f15cf in g_object_run_dispose () from /usr/lib/i386-linux-gnu/libgobject-2.0.so.0
#36 0xb7b8772e in gtk_object_destroy () from /usr/lib/i386-linux-gnu/libgtk-x11-2.0.so.0
#37 0xb7bf2c30 in ?? () from /usr/lib/i386-linux-gnu/libgtk-x11-2.0.so.0
#38 0xb7acc837 in gtk_container_foreach () from /usr/lib/i386-linux-gnu/libgtk-x11-2.0.so.0
#39 0xb7acd9fe in ?? () from /usr/lib/i386-linux-gnu/libgtk-x11-2.0.so.0
#40 0xb73ed1ec in g_cclosure_marshal_VOID__VOID () from /usr/lib/i386-linux-gnu/libgobject-2.0.so.0
#41 0xb73ea2fd in ?? () from /usr/lib/i386-linux-gnu/libgobject-2.0.so.0
#42 0xb73eb3d2 in g_closure_invoke () from /usr/lib/i386-linux-gnu/libgobject-2.0.so.0
#43 0xb73fcfa3 in ?? () from /usr/lib/i386-linux-gnu/libgobject-2.0.so.0
#44 0xb74052dc in g_signal_emit_valist () from /usr/lib/i386-linux-gnu/libgobject-2.0.so.0
#45 0xb7405453 in g_signal_emit () from /usr/lib/i386-linux-gnu/libgobject-2.0.so.0
#46 0xb7b86981 in ?? () from /usr/lib/i386-linux-gnu/libgtk-x11-2.0.so.0
#47 0xb7c9ce34 in ?? () from /usr/lib/i386-linux-gnu/libgtk-x11-2.0.so.0
#48 0xb73f15c7 in g_object_run_dispose () from /usr/lib/i386-linux-gnu/libgobject-2.0.so.0
#49 0xb7b8772e in gtk_object_destroy () from /usr/lib/i386-linux-gnu/libgtk-x11-2.0.so.0
#50 0xb7a9136b in ?? () from /usr/lib/i386-linux-gnu/libgtk-x11-2.0.so.0
#51 0xb7acc837 in gtk_container_foreach () from /usr/lib/i386-linux-gnu/libgtk-x11-2.0.so.0
#52 0xb7acd9fe in ?? () from /usr/lib/i386-linux-gnu/libgtk-x11-2.0.so.0
#53 0xb73ed1ec in g_cclosure_marshal_VOID__VOID () from /usr/lib/i386-linux-gnu/libgobject-2.0.so.0
#54 0xb73ea2fd in ?? () from /usr/lib/i386-linux-gnu/libgobject-2.0.so.0
#55 0xb73eb3d2 in g_closure_invoke () from /usr/lib/i386-linux-gnu/libgobject-2.0.so.0
---Type <return> to continue, or q <return> to quit---
#56 0xb73fcfa3 in ?? () from /usr/lib/i386-linux-gnu/libgobject-2.0.so.0
#57 0xb74052dc in g_signal_emit_valist () from /usr/lib/i386-linux-gnu/libgobject-2.0.so.0
#58 0xb7405453 in g_signal_emit () from /usr/lib/i386-linux-gnu/libgobject-2.0.so.0
#59 0xb7b86981 in ?? () from /usr/lib/i386-linux-gnu/libgtk-x11-2.0.so.0
#60 0xb7c9ce34 in ?? () from /usr/lib/i386-linux-gnu/libgtk-x11-2.0.so.0
#61 0xb73f15c7 in g_object_run_dispose () from /usr/lib/i386-linux-gnu/libgobject-2.0.so.0
#62 0xb7b8772e in gtk_object_destroy () from /usr/lib/i386-linux-gnu/libgtk-x11-2.0.so.0
#63 0xb7a9136b in ?? () from /usr/lib/i386-linux-gnu/libgtk-x11-2.0.so.0
#64 0xb7acc837 in gtk_container_foreach () from /usr/lib/i386-linux-gnu/libgtk-x11-2.0.so.0
#65 0xb7acd9fe in ?? () from /usr/lib/i386-linux-gnu/libgtk-x11-2.0.so.0
#66 0xb73ed1ec in g_cclosure_marshal_VOID__VOID () from /usr/lib/i386-linux-gnu/libgobject-2.0.so.0
#67 0xb73ea2fd in ?? () from /usr/lib/i386-linux-gnu/libgobject-2.0.so.0
#68 0xb73eb3d2 in g_closure_invoke () from /usr/lib/i386-linux-gnu/libgobject-2.0.so.0
#69 0xb73fcfa3 in ?? () from /usr/lib/i386-linux-gnu/libgobject-2.0.so.0
#70 0xb74052dc in g_signal_emit_valist () from /usr/lib/i386-linux-gnu/libgobject-2.0.so.0
#71 0xb7405453 in g_signal_emit () from /usr/lib/i386-linux-gnu/libgobject-2.0.so.0
#72 0xb7b86981 in ?? () from /usr/lib/i386-linux-gnu/libgtk-x11-2.0.so.0
#73 0xb7c9ce34 in ?? () from /usr/lib/i386-linux-gnu/libgtk-x11-2.0.so.0
#74 0xb7af5a2f in ?? () from /usr/lib/i386-linux-gnu/libgtk-x11-2.0.so.0
#75 0xb73f15c7 in g_object_run_dispose () from /usr/lib/i386-linux-gnu/libgobject-2.0.so.0
#76 0xb7b8772e in gtk_object_destroy () from /usr/lib/i386-linux-gnu/libgtk-x11-2.0.so.0
#77 0xb7a9136b in ?? () from /usr/lib/i386-linux-gnu/libgtk-x11-2.0.so.0
#78 0xb7acc837 in gtk_container_foreach () from /usr/lib/i386-linux-gnu/libgtk-x11-2.0.so.0
#79 0xb7acd9fe in ?? () from /usr/lib/i386-linux-gnu/libgtk-x11-2.0.so.0
#80 0xb73ed1ec in g_cclosure_marshal_VOID__VOID () from /usr/lib/i386-linux-gnu/libgobject-2.0.so.0
#81 0xb73ea2fd in ?? () from /usr/lib/i386-linux-gnu/libgobject-2.0.so.0
#82 0xb73eb3d2 in g_closure_invoke () from /usr/lib/i386-linux-gnu/libgobject-2.0.so.0
#83 0xb73fcfa3 in ?? () from /usr/lib/i386-linux-gnu/libgobject-2.0.so.0
#84 0xb74052dc in g_signal_emit_valist () from /usr/lib/i386-linux-gnu/libgobject-2.0.so.0
#85 0xb7405453 in g_signal_emit () from /usr/lib/i386-linux-gnu/libgobject-2.0.so.0
#86 0xb7b86981 in ?? () from /usr/lib/i386-linux-gnu/libgtk-x11-2.0.so.0
#87 0xb7c9ce34 in ?? () from /usr/lib/i386-linux-gnu/libgtk-x11-2.0.so.0
#88 0xb73f15c7 in g_object_run_dispose () from /usr/lib/i386-linux-gnu/libgobject-2.0.so.0
#89 0xb7b8772e in gtk_object_destroy () from /usr/lib/i386-linux-gnu/libgtk-x11-2.0.so.0
#90 0xb7a9136b in ?? () from /usr/lib/i386-linux-gnu/libgtk-x11-2.0.so.0
#91 0xb7acc837 in gtk_container_foreach () from /usr/lib/i386-linux-gnu/libgtk-x11-2.0.so.0
#92 0xb7acd9fe in ?? () from /usr/lib/i386-linux-gnu/libgtk-x11-2.0.so.0
#93 0xb73ed1ec in g_cclosure_marshal_VOID__VOID () from /usr/lib/i386-linux-gnu/libgobject-2.0.so.0
#94 0xb73ea2fd in ?? () from /usr/lib/i386-linux-gnu/libgobject-2.0.so.0
#95 0xb73eb3d2 in g_closure_invoke () from /usr/lib/i386-linux-gnu/libgobject-2.0.so.0
#96 0xb73fcfa3 in ?? () from /usr/lib/i386-linux-gnu/libgobject-2.0.so.0
#97 0xb74052dc in g_signal_emit_valist () from /usr/lib/i386-linux-gnu/libgobject-2.0.so.0
#98 0xb7405453 in g_signal_emit () from /usr/lib/i386-linux-gnu/libgobject-2.0.so.0
#99 0xb7b86981 in ?? () from /usr/lib/i386-linux-gnu/libgtk-x11-2.0.so.0
#100 0xb7c9ce34 in ?? () from /usr/lib/i386-linux-gnu/libgtk-x11-2.0.so.0
#101 0xb73f15c7 in g_object_run_dispose () from /usr/lib/i386-linux-gnu/libgobject-2.0.so.0
#102 0xb7b8772e in gtk_object_destroy () from /usr/lib/i386-linux-gnu/libgtk-x11-2.0.so.0
#103 0xb7a8e4ad in ?? () from /usr/lib/i386-linux-gnu/libgtk-x11-2.0.so.0
#104 0xb7acc837 in gtk_container_foreach () from /usr/lib/i386-linux-gnu/libgtk-x11-2.0.so.0
#105 0xb7acd9fe in ?? () from /usr/lib/i386-linux-gnu/libgtk-x11-2.0.so.0
#106 0xb7cadcf1 in ?? () from /usr/lib/i386-linux-gnu/libgtk-x11-2.0.so.0
#107 0xb73ed1ec in g_cclosure_marshal_VOID__VOID () from /usr/lib/i386-linux-gnu/libgobject-2.0.so.0
#108 0xb73ea2fd in ?? () from /usr/lib/i386-linux-gnu/libgobject-2.0.so.0
#109 0xb73eb484 in g_closure_invoke () from /usr/lib/i386-linux-gnu/libgobject-2.0.so.0
#110 0xb73fcfa3 in ?? () from /usr/lib/i386-linux-gnu/libgobject-2.0.so.0
#111 0xb74052dc in g_signal_emit_valist () from /usr/lib/i386-linux-gnu/libgobject-2.0.so.0
---Type <return> to continue, or q <return> to quit---
#112 0xb7405453 in g_signal_emit () from /usr/lib/i386-linux-gnu/libgobject-2.0.so.0
#113 0xb7b86981 in ?? () from /usr/lib/i386-linux-gnu/libgtk-x11-2.0.so.0
#114 0xb7c9ce34 in ?? () from /usr/lib/i386-linux-gnu/libgtk-x11-2.0.so.0
#115 0xb7ca8246 in ?? () from /usr/lib/i386-linux-gnu/libgtk-x11-2.0.so.0
#116 0x081ed3ad in gimp_file_dialog_dispose (object=0x87b2da0) at /build/buildd/gimp-2.8.2/./app/widgets/gimpfiledialog.c:173
#117 0xb73f15c7 in g_object_run_dispose () from /usr/lib/i386-linux-gnu/libgobject-2.0.so.0
#118 0xb7b8772e in gtk_object_destroy () from /usr/lib/i386-linux-gnu/libgtk-x11-2.0.so.0
#119 0x080e7484 in file_save_dialog_response (save_dialog=0x87b2da0, response_id=-5, gimp=0x872c040)
    at /build/buildd/gimp-2.8.2/./app/dialogs/file-save-dialog.c:238
#120 0xb73ed6a3 in g_cclosure_marshal_VOID(int0_t) () from /usr/lib/i386-linux-gnu/libgobject-2.0.so.0
#121 0xb73eb484 in g_closure_invoke () from /usr/lib/i386-linux-gnu/libgobject-2.0.so.0
#122 0xb73fd0d9 in ?? () from /usr/lib/i386-linux-gnu/libgobject-2.0.so.0
#123 0xb74052dc in g_signal_emit_valist () from /usr/lib/i386-linux-gnu/libgobject-2.0.so.0
#124 0xb7405453 in g_signal_emit () from /usr/lib/i386-linux-gnu/libgobject-2.0.so.0
#125 0xb7acf942 in gtk_dialog_response () from /usr/lib/i386-linux-gnu/libgtk-x11-2.0.so.0
#126 0xb73ed243 in g_cclosure_marshal_VOID__VOIDv () from /usr/lib/i386-linux-gnu/libgobject-2.0.so.0
#127 0xb73eb727 in ?? () from /usr/lib/i386-linux-gnu/libgobject-2.0.so.0
#128 0xb7404a29 in g_signal_emit_valist () from /usr/lib/i386-linux-gnu/libgobject-2.0.so.0
#129 0xb7405453 in g_signal_emit () from /usr/lib/i386-linux-gnu/libgobject-2.0.so.0
#130 0xb7a9b21a in gtk_button_clicked () from /usr/lib/i386-linux-gnu/libgtk-x11-2.0.so.0
#131 0xb7a9c4b5 in ?? () from /usr/lib/i386-linux-gnu/libgtk-x11-2.0.so.0
#132 0xb7a9c501 in ?? () from /usr/lib/i386-linux-gnu/libgtk-x11-2.0.so.0
#133 0xb7986f88 in ?? () from /usr/lib/i386-linux-gnu/libgdk-x11-2.0.so.0
#134 0xb7329a7f in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#135 0xb7328d86 in g_main_context_dispatch () from /lib/i386-linux-gnu/libglib-2.0.so.0
#136 0xb7329125 in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#137 0xb732956b in g_main_loop_run () from /lib/i386-linux-gnu/libglib-2.0.so.0
#138 0x080afb63 in app_run (full_prog_name=0xbffff4ef "/usr/bin/gimp", filenames=0x0, alternate_system_gimprc=0x0, 
    alternate_gimprc=0x0, session_name=0x0, batch_interpreter=0x0, batch_commands=0x0, as_new=0, no_interface=0, no_data=0, 
    no_fonts=0, no_splash=0, be_verbose=0, use_shm=1, use_cpu_accel=1, console_messages=0, use_debug_handler=0, 
    stack_trace_mode=GIMP_STACK_TRACE_NEVER, pdb_compat_mode=GIMP_PDB_COMPAT_ON) at /build/buildd/gimp-2.8.2/./app/app.c:256
#139 0x080af5d5 in main (argc=1, argv=0xbffff364) at /build/buildd/gimp-2.8.2/./app/main.c:440
(gdb) 