#0  0xb77fe424 in __kernel_vsyscall ()
No symbol table info available.
#1  0xb68dac8f in __GI_raise (sig=6) at ../nptl/sysdeps/unix/sysv/linux/raise.c:64
        resultvar = <optimized out>
        resultvar = <optimized out>
        pid = -1230876684
        selftid = 3831
#2  0xb68de2b5 in __GI_abort () at abort.c:92
        save_stage = 2
        act = {__sigaction_handler = {sa_handler = 0xbfe0aba8, sa_sigaction = 0xbfe0aba8}, sa_mask = {__val = {3078654329, 3219172244, 3065619924, 3219172220, 3078744692, 0, 3053557056, 5, 0, 1, 3066651352, 177673120, 3065908251, 177673120, 3219172316, 4, 3066621940, 174634352, 3065908230, 3066621940, 0, 177673120, 3219172304, 173145392, 0, 3066651352, 3065660778, 3063005923, 3066032526, 177673120, 0, 3219172316}}, sa_flags = 4, sa_restorer = 0xa708600}
        sigs = {__val = {32, 0 <repeats 31 times>}}
#3  0xb6bff6ce in g_assertion_message (domain=0x0, file=0x83b0c01 "i686-linux-gnu/PhotoPage.c", line=4621, func=0x83b1b80 "editing_host_page_display_copy_of", message=<optimized out>) at /build/buildd/glib2.0-2.30.0/./glib/gtestutils.c:1425
        lstr = "4621\000\r\276\266\364\357\310\266\364\357\310\266\f\217\277\266!\022\225\n\243\310\302\266\000\000\000"
        s = 0xa51fd30 "\230\023\227\n0d\242\266\070\066-linux-gnu/PhotoPage.c:4621:editing_host_page_display_copy_of: assertion failed: (_tmp1_ != NUp"
#4  0xb6bffccf in g_assertion_message_expr (domain=0x0, file=0x83b0c01 "i686-linux-gnu/PhotoPage.c", line=4621, func=0x83b1b80 "editing_host_page_display_copy_of", expr=0x83b0f83 "_tmp1_ != NULL") at /build/buildd/glib2.0-2.30.0/./glib/gtestutils.c:1436
        s = <optimized out>
#5  0x081ff392 in editing_host_page_display_copy_of (self=0xa6dc0b0, controller=0xa73b1a8, starting_photo=0xa4bcc48) at i686-linux-gnu/PhotoPage.c:4621
        _tmp0_ = <optimized out>
        _tmp1_ = <optimized out>
        _tmp2_ = 0
        _tmp3_ = 0x0
        _tmp4_ = <optimized out>
        _tmp5_ = <optimized out>
        __PRETTY_FUNCTION__ = "editing_host_page_display_copy_of"
#6  0x0820a3d9 in library_photo_page_display_for_collection (self=0xa6dc0b0, return_page=0xa7de000, photo=0xa4bcc48, view=0x0) at i686-linux-gnu/PhotoPage.c:9649
        _tmp0_ = <optimized out>
        _tmp1_ = 0xa73b1a8
        __PRETTY_FUNCTION__ = "library_photo_page_display_for_collection"
#7  0x0812fd4b in library_window_switch_to_photo_page (self=0xa72c018, controller=0xa7de000, current=0xa4bcc48) at i686-linux-gnu/library/LibraryWindow.c:4528
        _tmp0_ = 0xa73b1a8
        _tmp1_ = <optimized out>
        _tmp2_ = <optimized out>
        _tmp3_ = 0x0
        __PRETTY_FUNCTION__ = "library_window_switch_to_photo_page"
#8  0x081dac69 in collection_page_real_on_item_activated (base=0xa7de000, item=0xa820120, activator=CHECKERBOARD_PAGE_ACTIVATOR_MOUSE, modifiers=0xbfe0ae40) at i686-linux-gnu/CollectionPage.c:2566
        _tmp11_ = 0xa72c018
        _tmp12_ = 0xa72c018
        _tmp10_ = <optimized out>
        self = 0xa7de000
        _tmp0_ = 0xa820120
        thumbnail = 0xa820120
        _tmp1_ = <optimized out>
        _tmp2_ = <optimized out>
        _tmp3_ = <optimized out>
        _tmp4_ = 0xa4bcc48
        _tmp5_ = 0xa4bcc48
        photo = 0xa4bcc48
        _tmp6_ = <optimized out>
        _tmp7_ = 0x0
        __PRETTY_FUNCTION__ = "collection_page_real_on_item_activated"
#9  0x0821388a in checkerboard_page_on_item_activated (self=0xa7de000, item=0xa820120, activator=CHECKERBOARD_PAGE_ACTIVATOR_MOUSE, modifiers=0xbfe0ae40) at i686-linux-gnu/Page.c:4792
No locals.
#10 0x0821631b in checkerboard_page_real_on_left_released (base=0xa7de000, event=0xa7f2408) at i686-linux-gnu/Page.c:5515
        _tmp2_ = {ctrl_pressed = 0, alt_pressed = 0, shift_pressed = 0, super_pressed = 0}
        _tmp3_ = {ctrl_pressed = 0, alt_pressed = 0, shift_pressed = 0, super_pressed = 0}
        self = 0xa7de000
        result = 0
        _tmp0_ = <optimized out>
        _tmp4_ = 0x0
        item = <optimized out>
#11 0x0820bc7a in page_on_left_released (self=0xa7de000, event=0xa7f2408) at i686-linux-gnu/Page.c:3396
No locals.
#12 0x0820eb2d in page_on_button_released_internal (event=0xa7f2408, self=0xa7de000) at i686-linux-gnu/Page.c:3476
        _tmp0_ = {x = -1, y = -1}
        _tmp1_ = 0
        result = 0
#13 _page_on_button_released_internal_gtk_widget_button_release_event (_sender=0xa7af8f8, event=0xa7f2408, self=0xa7de000) at i686-linux-gnu/Page.c:1965
        result = 0
#14 0xb7187c32 in _gtk_marshal_BOOLEAN__BOXED (closure=0xa7efcf0, return_value=0xbfe0aff4, n_param_values=2, param_values=0xa92eaf0, invocation_hint=0xbfe0afe0, marshal_data=0x0) at /build/buildd/gtk+2.0-2.24.6/gtk/gtkmarshalers.c:86
        callback = 0x820ea40 <_page_on_button_released_internal_gtk_widget_button_release_event>
        cc = 0xa7efcf0
        data1 = <optimized out>
        data2 = <optimized out>
        v_return = <optimized out>
        __PRETTY_FUNCTION__ = "_gtk_marshal_BOOLEAN__BOXED"
#15 0xb6cd6c3c in g_closure_invoke (closure=0xa7efcf0, return_value=0xbfe0aff4, n_param_values=2, param_values=0xa92eaf0, invocation_hint=0xbfe0afe0) at /build/buildd/glib2.0-2.30.0/./gobject/gclosure.c:774
        marshal = 0xb7187b90 <_gtk_marshal_BOOLEAN__BOXED>
        marshal_data = 0x0
        in_marshal = 0
        __PRETTY_FUNCTION__ = "g_closure_invoke"
#16 0xb6ce99f0 in signal_emit_unlocked_R (node=0xa223ed0, detail=0, instance=0xa7af8f8, emission_return=0xbfe0b12c, instance_and_params=0xa92eaf0) at /build/buildd/glib2.0-2.30.0/./gobject/gsignal.c:3272
        tmp = <optimized out>
        handler = 0xa817ec0
        accumulator = 0xa223f00
        emission = {next = 0x0, instance = 0xa7af8f8, ihint = {signal_id = 34, detail = 0, run_type = G_SIGNAL_RUN_FIRST}, state = EMISSION_RUN, chain_type = 4}
        class_closure = 0xa223f48
        hlist = 0xa823230
        handler_list = 0xa817ec0
        return_accu = 0xbfe0aff4
        accu = {g_type = 20, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
        signal_id = 34
        max_sequential_handler_number = 7121
        return_value_altered = 0
#17 0xb6cf2599 in g_signal_emit_valist (instance=0xa7af8f8, signal_id=34, detail=0, var_args=0xbfe0b1a0 "\314\261\340\277\b$\177\n\b$\177\n\311\024,\267\370\370z\n\020\022#\n") at /build/buildd/glib2.0-2.30.0/./gobject/gsignal.c:3013
        return_value = {g_type = 20, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
        error = 0x0
        rtype = <optimized out>
        static_scope = 0
        instance_and_params = 0xa92eaf0
        signal_return_type = 20
        param_values = 0xa92eb04
        node = 0xa223ed0
        i = <optimized out>
        n_params = 1
        __PRETTY_FUNCTION__ = "g_signal_emit_valist"
#18 0xb6cf28f3 in g_signal_emit (instance=0xa7af8f8, signal_id=34, detail=0) at /build/buildd/glib2.0-2.30.0/./gobject/gsignal.c:3060
        var_args = 0xbfe0b19c "\b$\177\n\314\261\340\277\b$\177\n\b$\177\n\311\024,\267\370\370z\n\020\022#\n"
#19 0xb72c1713 in gtk_widget_event_internal (widget=0xa7af8f8, event=0xa7f2408) at /build/buildd/gtk+2.0-2.24.6/gtk/gtkwidget.c:4992
        signal_num = <optimized out>
        return_val = 0
#20 0xb7185e8e in IA__gtk_propagate_event (widget=0xa7af8f8, event=0xa7f2408) at /build/buildd/gtk+2.0-2.24.6/gtk/gtkmain.c:2497
        tmp = <optimized out>
        handled_event = <optimized out>
        __PRETTY_FUNCTION__ = "IA__gtk_propagate_event"
#21 0xb7186220 in IA__gtk_main_do_event (event=0xa7f2408) at /build/buildd/gtk+2.0-2.24.6/gtk/gtkmain.c:1687
        event_widget = 0xa7af8f8
        grab_widget = 0xa7af8f8
        window_group = 0xa32d330
        rewritten_event = <optimized out>
        tmp_list = <optimized out>
        __PRETTY_FUNCTION__ = "IA__gtk_main_do_event"
#22 0xb6ff8888 in gdk_event_dispatch (source=0xa21ae78, callback=0, user_data=0x0) at /build/buildd/gtk+2.0-2.24.6/gdk/x11/gdkevents-x11.c:2377
        display = <optimized out>
        event = 0xa7f2408
#23 0xb6bda25f in g_main_dispatch (context=0xa1f77d0) at /build/buildd/glib2.0-2.30.0/./glib/gmain.c:2441
        dispatch = 0xb6ff8830 <gdk_event_dispatch>
        was_in_call = 0
        user_data = 0x0
        callback = 0
        cb_funcs = 0x0
        cb_data = 0x0
        current_source_link = {data = 0xa21ae78, next = 0x0}
        need_destroy = <optimized out>
        source = 0xa21ae78
        current = 0xa883b30
        i = <optimized out>
#24 g_main_context_dispatch (context=0xa1f77d0) at /build/buildd/glib2.0-2.30.0/./glib/gmain.c:3011
No locals.
#25 0xb6bda990 in g_main_context_iterate (context=0xa1f77d0, block=-1229024480, dispatch=1, self=<optimized out>) at /build/buildd/glib2.0-2.30.0/./glib/gmain.c:3089
        max_priority = 0
        timeout = 0
        some_ready = 1
        nfds = <optimized out>
        allocated_nfds = <optimized out>
        fds = 0xa894400
#26 0xb6bdaf9b in g_main_loop_run (loop=0xa884088) at /build/buildd/glib2.0-2.30.0/./glib/gmain.c:3297
        __PRETTY_FUNCTION__ = "g_main_loop_run"
#27 0xb7184faf in IA__gtk_main () at /build/buildd/gtk+2.0-2.24.6/gtk/gtkmain.c:1259
        tmp_list = <optimized out>
        functions = 0x0
        init = <optimized out>
        loop = 0xa884088
#28 0x08306116 in application_start (self=0xa1e6690) at i686-linux-gnu/Application.c:141
        __PRETTY_FUNCTION__ = "application_start"
#29 0x081d09f5 in library_exec (mounts=0xa1f8730, mounts_length1=0) at i686-linux-gnu/main.c:1124
        _tmp0_ = 0xa2d2600
        shotwell = 0xa2d2600
        _tmp1_ = 0
        _tmp2_ = 0
        _tmp5_ = <optimized out>
        _tmp6_ = <optimized out>
        _tmp7_ = <optimized out>
        _tmp8_ = <optimized out>
        errormsg = <optimized out>
        app_version = 0xa35ec48 "0.9.2"
        schema_version = <optimized out>
        _tmp9_ = 0xa35ec48 "0.9.2"
        _tmp10_ = 12
        _tmp11_ = <optimized out>
        _result_ = <optimized out>
        progress_dialog = <optimized out>
        aggregate_monitor = 0x0
        monitor = 0
        monitor_target = 0x0
        monitor_target_destroy_notify = 0
        _tmp45_ = <optimized out>
        _tmp46_ = <optimized out>
        _tmp47_ = 0xa34e400
        registry = 0xa34e400
        _tmp48_ = <optimized out>
        library_window = 0xa72c018
        _tmp50_ = <optimized out>
        _tmp51_ = <optimized out>
        _tmp52_ = <optimized out>
        _tmp53_ = <optimized out>
        _tmp54_ = <optimized out>
        _tmp64_ = <optimized out>
        _tmp65_ = 0xa1e6690
        _tmp66_ = 0xa1e6690
        _inner_error_ = 0x0
#30 0x081d1e8f in _vala_main (args=0xbfe0b5f4, args_length1=1) at i686-linux-gnu/main.c:1596
        _tmp0_ = <optimized out>
        _tmp1_ = <optimized out>
        _tmp2_ = <optimized out>
        _tmp9_ = <optimized out>
        _tmp10_ = 5
        _tmp11_ = <optimized out>
        _tmp12_ = 0x0
        _tmp12__length1 = <optimized out>
        _tmp16_ = 0xa1f8730
        mounts = 0xa1f8730
        mounts_length1 = <optimized out>
        _mounts_size_ = <optimized out>
        filename = <optimized out>
        _tmp25_ = <optimized out>
        _tmp26_ = <optimized out>
        _tmp27_ = <optimized out>
        _tmp28_ = <optimized out>
        _tmp29_ = 0xa247758
        _tmp30_ = <optimized out>
        _tmp31_ = 0
        _tmp32_ = <optimized out>
        _inner_error_ = 0x0
#31 0x080aec08 in main (argc=1, argv=0xbfe0b5f4) at i686-linux-gnu/main.c:1661
No locals.