Comment 2 for bug 1327835

I can confirm this issue on Arch Linux. Here is the traceback:

Traceback (most recent call last):
  File "/usr/share/light-locker-settings/light-locker-settings/light-locker-settings.py", line 176, in apply_cb
    self.apply_settings()
  File "/usr/share/light-locker-settings/light-locker-settings/light-locker-settings.py", line 629, in apply_settings
    self.apply_screen_blank_settings(settings)
  File "/usr/share/light-locker-settings/light-locker-settings/light-locker-settings.py", line 691, in apply_screen_blank_settings
    keyfile = self.get_screensaver_autostart()
  File "/usr/share/light-locker-settings/light-locker-settings/light-locker-settings.py", line 400, in get_screensaver_autostart
    self.get_autostart('screensaver-settings.desktop', defaults)
  File "/usr/share/light-locker-settings/light-locker-settings/light-locker-settings.py", line 358, in get_autostart
    GLib.KeyFileFlags.KEEP_TRANSLATIONS)
GLib.Error: g-key-file-error-quark: Valid key file could not be found in search dirs (2)