Breakpoint 2, g_return_if_fail_warning (log_domain=0x7ffff1a16f6d "GLib", pretty_function=0x7ffff1a16fb3 "g_utf8_collate", expression=0x7ffff1a16f60 "str1 != NULL") at gmessages.c:586
586	  g_log (log_domain,
(gdb) bt
#0  g_return_if_fail_warning (log_domain=0x7ffff1a16f6d "GLib", pretty_function=0x7ffff1a16fb3 "g_utf8_collate", expression=0x7ffff1a16f60 "str1 != NULL") at gmessages.c:586
#1  0x00007ffff199b22d in g_utf8_collate (str1=0x0, str2=0x0) at gunicollate.c:110
#2  0x00000000004e8633 in compare_by_type (file_1=0xdaf060, file_2=0xdaf1e0) at nautilus-file.c:2984
#3  0x00000000004e891e in nautilus_file_compare_for_sort (file_1=0xdaf060, file_2=0xdaf1e0, sort_type=NAUTILUS_FILE_SORT_BY_TYPE, directories_first=1, reversed=0) at nautilus-file.c:3128
#4  0x00000000004e8b1e in nautilus_file_compare_for_sort_by_attribute_q (file_1=0xdaf060, file_2=0xdaf1e0, attribute=111, directories_first=1, reversed=0) at nautilus-file.c:3190
#5  0x0000000000448c3c in nautilus_list_model_compare_func (model=0xd01060, file1=0xdaf060, file2=0xdaf1e0) at nautilus-list-model.c:678
#6  0x00000000004515db in nautilus_list_view_compare_files (view=0xd94bd0, file1=0xdaf060, file2=0xdaf1e0) at nautilus-list-view.c:2848
#7  0x0000000000493285 in compare_files_cover (a=0x7fffec0261b0, b=0x7fffec030130, callback_data=0xd94bd0) at nautilus-view.c:3281
#8  0x00007ffff195a6f8 in g_list_sort_merge (l1=0xc2d540, l2=0xda30e0, compare_func=0x4931e5 <compare_files_cover>, user_data=0xd94bd0) at glist.c:1055
#9  0x00007ffff195a87c in g_list_sort_real (list=0xc2d540, compare_func=0x4931e5 <compare_files_cover>, user_data=0xd94bd0) at glist.c:1101
#10 0x00007ffff195a84f in g_list_sort_real (list=0xda0f20, compare_func=0x4931e5 <compare_files_cover>, user_data=0xd94bd0) at glist.c:1101
#11 0x00007ffff195a84f in g_list_sort_real (list=0xda0e00, compare_func=0x4931e5 <compare_files_cover>, user_data=0xd94bd0) at glist.c:1101
#12 0x00007ffff195a84f in g_list_sort_real (list=0xda0a60, compare_func=0x4931e5 <compare_files_cover>, user_data=0xd94bd0) at glist.c:1101
#13 0x00007ffff195a8d8 in g_list_sort_with_data (list=0xda0a60, compare_func=0x4931e5 <compare_files_cover>, user_data=0xd94bd0) at glist.c:1169
#14 0x00000000004932b4 in sort_files (view=0xd94bd0, list=0x7fffec038d38) at nautilus-view.c:3288
#15 0x000000000049362b in process_new_files (view=0xd94bd0) at nautilus-view.c:3374
#16 0x0000000000493894 in display_pending_files (view=0xd94bd0) at nautilus-view.c:3444
#17 0x0000000000493baf in display_pending_callback (data=0xd94bd0) at nautilus-view.c:3545
#18 0x00007ffff196110e in g_timeout_dispatch (source=0x7fffec07d890, callback=0x493b51 <display_pending_callback>, user_data=0xd94bd0) at gmain.c:3877
#19 0x00007ffff195dc38 in g_main_dispatch (context=0x7d0eb0) at gmain.c:2440
#20 0x00007ffff195f1c8 in g_main_context_dispatch (context=0x7d0eb0) at gmain.c:3013
#21 0x00007ffff195f68e in g_main_context_iterate (context=0x7d0eb0, block=1, dispatch=1, self=0x7b5010) at gmain.c:3091
#22 0x00007ffff195fe25 in g_main_loop_run (loop=0x82df60) at gmain.c:3299
#23 0x00007ffff4c0c40a in gtk_main () at gtkmain.c:1349
#24 0x00007ffff4ae6cff in gtk_application_run_mainloop (application=0x7c4060) at gtkapplication.c:85
#25 0x00007ffff255b965 in g_application_run (application=0x7c4060, argc=2, argv=0x7fffffffdab8) at gapplication.c:1241
#26 0x0000000000454db6 in main (argc=2, argv=0x7fffffffdab8) at nautilus-main.c:102

