Ciao e grazie per la risposta!
Ecco il log esteso :
02:34:44 4315.837891 T:2933666880 DEBUG: CecLogMessage - >> 01:44:53
02:34:44 4315.839355 T:2933666880 DEBUG: CecLogMessage - >> TV (0) -> Recorder 1 (1): user control pressed (44)
02:34:44 4315.840820 T:2933666880 DEBUG: CecLogMessage - key pressed: electronic program guide (53)
02:34:44 4315.842285 T:2933666880 DEBUG: PushCecKeypress - received key 32 duration 0
02:34:44 4315.848633 T:3036774400 DEBUG: OnKey: two (0x32) pressed, action is RunScript(service.subtitles.itasa)
02:34:44 4315.858398 T:2807034944 NOTICE: Thread LanguageInvoker start, auto delete: false
02:34:44 4315.860352 T:2807034944 INFO: initializing python engine.
02:34:44 4315.861328 T:2807034944 DEBUG: CPythonInvoker(7, /home/pi/.xbmc/addons/service.subtitles.itasa/service.py): start processing
02:34:45 4316.326172 T:2933666880 DEBUG: CecLogMessage - >> 01:8b:53
02:34:45 4316.327637 T:2933666880 DEBUG: CecLogMessage - >> TV (0) -> Recorder 1 (1): vendor remote button up (8B)
02:34:45 4316.328613 T:2933666880 DEBUG: CecLogMessage - key released: electronic program guide (53)
02:34:45 4316.329590 T:2933666880 DEBUG: PushCecKeypress - received key 32 duration 488
02:34:46 4317.491211 T:2877498432 DEBUG: ### [Qlock] - Delaying 3 secs
02:34:47 4318.308105 T:2807034944 NOTICE: -->Python Interpreter Initialized<--
02:34:47 4318.312012 T:2807034944 DEBUG: CPythonInvoker(7, /home/pi/.xbmc/addons/service.subtitles.itasa/service.py): the source file to load is /home/pi/.xbmc/addons/service.subtitles.itasa/service.py
02:34:47 4318.329102 T:2807034944 DEBUG: CPythonInvoker(7, /home/pi/.xbmc/addons/service.subtitles.itasa/service.py): setting the Python path to /home/pi/.xbmc/addons/service.subtitles.itasa:/home/pi/.xbmc/addons/script.module.simplejson/lib:/home/pi/.xbmc/addons/script.module.beautifulsoup/lib:/home/pi/.upgrade/xbmc-14-20140507-nc3/xbmc-bcm/xbmc-bin/share/xbmc/addons/script.module.pil/lib:/home/pi/.xbmc/addons/script.common.plugin.cache/lib:/home/pi/.xbmc/addons/script.module.pytz/lib:/home/pi/.upgrade/xbmc-14-20140507-nc3/xbmc-bcm/xbmc-bin/share/xbmc/addons/xbmc.debug/:/home/pi/.xbmc/addons/script.module.xbmcswift2/lib:/usr/lib/python2.7:/usr/lib/python2.7/plat-linux2:/usr/lib/python2.7/lib-tk:/usr/lib/python2.7/lib-old:/usr/lib/python2.7/lib-dynload:/usr/local/lib/python2.7/dist-packages:/usr/lib/python2.7/dist-packages:/usr/lib/python2.7/dist-packages/PIL:/usr/lib/pymodules/python2.7
02:34:47 4318.336914 T:2807034944 DEBUG: CPythonInvoker(7, /home/pi/.xbmc/addons/service.subtitles.itasa/service.py): entering source directory /home/pi/.xbmc/addons/service.subtitles.itasa
02:34:47 4318.338867 T:2807034944 DEBUG: CPythonInvoker(7, /home/pi/.xbmc/addons/service.subtitles.itasa/service.py): instantiating addon using automatically obtained id of "service.subtitles.itasa" dependent on version 2.14.0 of the xbmc.python api
02:34:49 4320.379395 T:2877498432 DEBUG: ### [Qlock] - Delaying 3 secs
02:34:56 4327.738770 T:2807034944 DEBUG: Previous line repeats 3 times.
02:34:56 4327.738770 T:2807034944 DEBUG: ### [__main__] - Application version: 1.0.1
02:34:56 4327.755371 T:2807034944 ERROR: EXCEPTION Thrown (PythonToCppException) : -->Python callback/script returned the following error<--
- NOTE: IGNORING THIS CAN LEAD TO MEMORY LEAKS!
Error Type: <type 'exceptions.IndexError'>
Error Contents: list index out of range
Traceback (most recent call last):
File "/home/pi/.xbmc/addons/service.subtitles.itasa/service.py", line 524, in <module>
params = get_params()
File "/home/pi/.xbmc/addons/service.subtitles.itasa/service.py", line 64, in get_params
paramstring = sys.argv[2]
IndexError: list index out of range
-->End of Python script error report<--
02:34:56 4327.768066 T:3036774400 DEBUG: ------ Window Init (DialogKaiToast.xml) ------
02:34:56 4328.179199 T:2807034944 INFO: Python script stopped
02:34:56 4328.183594 T:2807034944 DEBUG: Thread LanguageInvoker 2807034944 terminating
02:34:58 4329.427734 T:2877498432 DEBUG: ### [Qlock] - Delaying 3 secs
02:35:00 4331.484863 T:2877498432 DEBUG: ### [Qlock] - Delaying 240 secs
02:35:01 4333.158203 T:3036774400 DEBUG: ------ Window Deinit (DialogKaiToast.xml) ------
quella che ho installato e' una nightly ,adesso la aggiorno ,vediamo un po' ...