(uzbl-core:78639): GLib-GIO-CRITICAL **: g_initable_new_valist: assertion `G_TYPE_IS_INITABLE (object_type)' failed

(uzbl-core:78639): GLib-GObject-CRITICAL **: g_object_unref: assertion `G_IS_OBJECT (object)' failed

Program received signal EXC_BAD_ACCESS, Could not access memory.
Reason: KERN_INVALID_ADDRESS at address: 0x0000000005923900
0x00007fff92330650 in strlen ()
(gdb) bt
#0  0x00007fff92330650 in strlen ()
#1  0x0000000102a10d0b in g_strconcat ()
#2  0x000000010000c0f8 in find_existing_file2 ()
#3  0x000000010000c312 in find_existing_file ()
#4  0x0000000100002a13 in spawn ()
#5  0x0000000100006e64 in spawn_sync_exec ()
#6  0x0000000100002e66 in run_parsed_command ()
#7  0x0000000100002c08 in parse_cmd_line ()
#8  0x00000001000021a6 in parse_cmd_line_cb ()
#9  0x000000010000c234 in for_each_line_in_file ()
#10 0x0000000100002126 in run_command_file ()
#11 0x0000000100003c56 in settings_init ()
#12 0x0000000100004801 in main ()