dominic@Dominic-PC:~$ lutris -d grand-theft-auto-v-steam-for-windows
DEBUG    2018-01-07 21:18:40,332 [runtime]:Runtime lib32 is up to date
DEBUG    2018-01-07 21:18:40,332 [runtime]:Runtime lib64 is up to date
DEBUG    2018-01-07 21:18:40,333 [runtime]:Runtime steam is up to date
DEBUG    2018-01-07 21:18:40,333 [runtime]:Runtime p7zip is up to date
INFO     2018-01-07 21:18:40,333 [lutriswindow]:Connected to lutris.net as VrokxxYT
DEBUG    2018-01-07 21:18:40,339 [api]:Fetching game library
DEBUG    2018-01-07 21:18:40,409 [steam]:Watching Steam folder /mnt/Steam/steamapps
Gtk-Message: GtkDialog mapped without a transient parent. This is discouraged.
INFO     2018-01-07 21:18:43,193 [lutriswindow]:Installing grand-theft-auto-v-steam-for-windows
DEBUG    2018-01-07 21:18:43,198 [interpreter]:Fetching installer https://lutris.net/api/installers/grand-theft-auto-v-steam-for-windows
DEBUG    2018-01-07 21:18:47,076 [interpreter]:Installer command: install_steam_game
DEBUG    2018-01-07 21:18:47,249 [interpreter]:Installer command: {'write_file': {'content': '-DX10', 'file': '$GAMEDIR/commandline.txt'}}
DEBUG    2018-01-07 21:18:47,352 [config]:Saving config LutrisConfig(level=game, game_config_id=grand-theft-auto-v-steam-for-windows-1515313127, runner=winesteam)
DEBUG    2018-01-07 21:18:47,417 [interpreter]:Saved game entry grand-theft-auto-v (185)
DEBUG    2018-01-07 21:18:47,422 [lutriswindow]:Adding new installed game to view (185)
DEBUG    2018-01-07 21:18:49,133 [wine]:Creating a win64 prefix in /mnt/Steam/steamapps/common/Grand Theft Auto V/prefix
DEBUG    2018-01-07 21:18:49,184 [system]:Executing /usr/bin/wineboot
DEBUG    2018-01-07 21:18:49,184 [system]:WINEPREFIX=/mnt/Steam/steamapps/common/Grand Theft Auto V/prefix WINEDLLOVERRIDES= WINEARCH=win64
ERROR    2018-01-07 21:18:54,201 [wine]:No user.reg found after prefix creation. Prefix might not be valid
ERROR    2018-01-07 21:18:54,202 [wineregistry]:Unexisting registry /mnt/Steam/steamapps/common/Grand Theft Auto V/prefix/user.reg
ERROR    2018-01-07 21:18:54,202 [jobs]:Error while completing task <bound method winesteam.prelaunch of Winesteam runner (LutrisConfig(level=game, game_config_id=grand-theft-auto-v-steam-for-windows-1515313127, runner=winesteam))>: [Errno 2] No such file or directory: '/mnt/Steam/steamapps/common/Grand Theft Auto V/prefix/user.reg'
<class 'FileNotFoundError'> [Errno 2] No such file or directory: '/mnt/Steam/steamapps/common/Grand Theft Auto V/prefix/user.reg'
  File "/usr/lib/python3/dist-packages/lutris/util/jobs.py", line 29, in target
    result = self.function(*args, **kwargs)
  File "/usr/lib/python3/dist-packages/lutris/runners/winesteam.py", line 371, in prelaunch
    super(winesteam, self).prelaunch()
  File "/usr/lib/python3/dist-packages/lutris/runners/wine.py", line 876, in prelaunch
    prefix_manager.setup_defaults()
  File "/usr/lib/python3/dist-packages/lutris/util/wineprefix.py", line 16, in setup_defaults
    self.override_dll("winemenubuilder.exe", "")
  File "/usr/lib/python3/dist-packages/lutris/util/wineprefix.py", line 49, in override_dll
    self.set_registry_key(key, dll, mode)
  File "/usr/lib/python3/dist-packages/lutris/util/wineprefix.py", line 35, in set_registry_key
    registry.save()
  File "/usr/lib/python3/dist-packages/lutris/util/wineregistry.py", line 143, in save
    with open(path, 'w') as registry_file: