Okay, i enabled dubugging, hope I got it right:
http://pastebin.com/RnKMbGGT
This seems like the important part:
12:02:45 T:2832 DEBUG: CApplication::OnKey: return (f00d) pressed, action is Select
12:02:45 T:2832 DEBUG: CApplication::ExecuteXBMCAction : Translating Close
12:02:45 T:2832 DEBUG: CApplication::ExecuteXBMCAction : To Close
12:02:45 T:2832 DEBUG: CApplication::ExecuteXBMCAction : Translating XBMC.RunScript($INFO[Skin.String(SubtitleScript_Path)])
12:02:45 T:2832 DEBUG: CApplication::ExecuteXBMCAction : To XBMC.RunScript(script.xbmc.subtitles)
12:02:45 T:2832 INFO: initializing python engine.
12:02:45 T:2832 DEBUG: new python thread created. id=2
12:02:45 T:1316 DEBUG: Thread XBPyThread start, auto delete: 0
12:02:45 T:1316 DEBUG: Python thread: start processing
12:02:46 T:1316 NOTICE: -->Python Interpreter Initialized<--
12:02:46 T:1316 DEBUG: XBPyThread:
rocess - The source file to load is C:\Users\Bj������n\AppData\Roaming\XBMC\addons\script.xbmc.subtitles\default.py
12:02:46 T:1316 DEBUG: XBPyThread:
rocess - Setting the Python path to C:\Users\Bj������n\AppData\Roaming\XBMC\addons\script.xbmc.subtitles;C:\Program Files (x86)\XBMC\addons\script.module.simplejson\lib;C:\Users\Bj������n\AppData\Roaming\XBMC\addons\script.module.beautifulsoup\lib;C:\Program Files (x86)\XBMC\addons\script.module.pil\lib;C:\Program Files (x86)\XBMC\addons\script.module.pysqlite\lib;C:\Program Files (x86)\XBMC\system\python\DLLs;C:\Program Files (x86)\XBMC\system\python\Lib;C:\Program Files (x86)\XBMC\python26.zip;C:\Program Files (x86)\XBMC\system\python\lib\plat-win;C:\Program Files (x86)\XBMC\system\python\lib\lib-tk;C:\Program Files (x86)\XBMC;C:\Program Files (x86)\XBMC\system\python;C:\Program Files (x86)\XBMC\system\python\lib\site-packages;
12:02:46 T:1316 DEBUG: XBPyThread:
rocess - Entering source directory C:\Users\Bj������n\AppData\Roaming\XBMC\addons\script.xbmc.subtitles
12:02:46 T:1316 DEBUG: Instantiating addon using automatically obtained id of "script.xbmc.subtitles" dependent on version 2.0 of the xbmc.python api
12:02:46 T:1316 INFO: -->Python script returned the following error<--
12:02:46 T:1316 ERROR: Error Type: <type 'exceptions.ImportError'>
12:02:46 T:1316 ERROR: Error Contents: No module named gui
12:02:46 T:1316 ERROR: Traceback (most recent call last):
File "C:\Users\Bj������n\AppData\Roaming\XBMC\addons\script.xbmc.subtitles\default.py", line 22, in <module>
import gui
ImportError: No module named gui
12:02:46 T:1316 INFO: -->End of Python script error report<--
12:02:46 T:1316 INFO: Python script stopped
