$ hawck-ui

(hawck-ui:3091): Gtk-WARNING **: 13:24:19.054: Content added to the action area of a dialog using header bars

(hawck-ui:3091): Gtk-CRITICAL **: 13:24:19.057: gtk_widget_grab_default: assertion 'gtk_widget_get_can_default (widget)' failed
2750
2966
<hawck_ui.window.Settings object at 0x7f0c1e9e0cc0> autostart_switch False
<hawck_ui.window.Settings object at 0x7f0c1e9e0cc0> unsafe_mode_switch False
handler_name: on_notify_on_err_chk_toggled
Unable to retrieve config.stop_on_err
handler_name: on_eval_keydown_chk_toggled
handler_name: on_eval_keyup_chk_toggled
Unable to retrieve config.eval_keyrepeat
Traceback (most recent call last):
  File "/usr/lib/python3/dist-packages/gi/overrides/Gtk.py", line 103, in _builder_connect_callback
    handler, args = _extract_handler_and_args(obj_or_map, handler_name)
  File "/usr/lib/python3/dist-packages/gi/overrides/Gtk.py", line 83, in _extract_handler_and_args
    raise AttributeError('Handler %s not found' % handler_name)
AttributeError: Handler on_stop_on_err_chk_toggled not found
Traceback (most recent call last):
  File "/usr/lib/python3/dist-packages/gi/overrides/Gtk.py", line 103, in _builder_connect_callback
    handler, args = _extract_handler_and_args(obj_or_map, handler_name)
  File "/usr/lib/python3/dist-packages/gi/overrides/Gtk.py", line 83, in _extract_handler_and_args
    raise AttributeError('Handler %s not found' % handler_name)
AttributeError: Handler on_eval_keyrepeat_chk_toggled not found
Focus change: edit_scripts
Focus change: help
Focus change: settings
Focus change: simple_rebind
Focus change: simple_rebind
Focus change: status
Focus change: edit_scripts
Installing script ...
Output:
Traceback (most recent call last):
  File "/usr/local/lib/python3.6/dist-packages/hawck_ui-0.6-py3.6.egg/hawck_ui/window.py", line 676, in setScriptEnabled
    self.installScript(hwk_path)
  File "/usr/local/lib/python3.6/dist-packages/hawck_ui-0.6-py3.6.egg/hawck_ui/window.py", line 554, in installScript
    priv_actions.copyKeys(out.strip(), self.getCurrentScriptName())
  File "/usr/local/lib/python3.6/dist-packages/hawck_ui-0.6-py3.6.egg/hawck_ui/privesc.py", line 161, in sub
    return self.run(expl, user, fn, args)
  File "/usr/local/lib/python3.6/dist-packages/hawck_ui-0.6-py3.6.egg/hawck_ui/privesc.py", line 152, in run
    return callback_wrap(lambda exc, obj: obj)
  File "/usr/local/lib/python3.6/dist-packages/hawck_ui-0.6-py3.6.egg/hawck_ui/privesc.py", line 144, in callback_wrap
    exc, obj = json.loads(json_str)
  File "/usr/lib/python3.6/json/__init__.py", line 354, in loads
    return _default_decoder.decode(s)
  File "/usr/lib/python3.6/json/decoder.py", line 339, in decode
    obj, end = self.raw_decode(s, idx=_w(s, 0).end())
  File "/usr/lib/python3.6/json/decoder.py", line 357, in raw_decode
    raise JSONDecodeError("Expecting value", s, err.value) from None
json.decoder.JSONDecodeError: Expecting value: line 1 column 1 (char 0)
Focus change: edit_scripts