Gracias por responder y por hacer tú mismo la comprobación.
Lo acabo de probar tras ver tu respuesta,y me sale esto:
Reproduccion de lista abortada
Demasiados elementos fallidos consecutivos
Y aquí el log de XBMC:
13:15:34 M: 34590720 NOTICE: -->Python Initialized<--
13:15:34 M: 34066432 NOTICE: [default.py] pelisalacarta init...
13:15:34 M: 32681984 NOTICE: [pelisalacarta.py] run
13:15:34 M: 32681984 NOTICE: [pelisalacarta.py] sys.argv=['plugin://video/pelisalacarta/', '0', '?channel=peliculasyonkis&action=detail&category=Superman+Returns%3A+El+regreso+%282006%29+DVDRip3&url=http%3A%2F%2Fwww.peliculasyonkis.com%2Fpelicula%2Fsuperman-returns-el-regreso-2006-dvdrip3%2F']
13:15:34 M: 32681984 NOTICE: [pelisalacarta.py] params={'action': 'detail', 'category': 'Superman+Returns%3A+El+regreso+%282006%29+DVDRip3', 'url': 'http%3A%2F%2Fwww.peliculasyonkis.com%2Fpelicula%2Fsuperman-returns-el-regreso-2006-dvdrip3%2F', 'channel': 'peliculasyonkis'}
13:15:34 M: 32681984 NOTICE: [pelisalacarta.py] url=
http://www.peliculasyonkis.com/pelicula ... 6-dvdrip3/
13:15:34 M: 32681984 NOTICE: [pelisalacarta.py] action=detail
13:15:34 M: 32681984 NOTICE: [pelisalacarta.py] category=Superman+Returns%3A+El+regreso+%282006%29+DVDRip3
13:15:35 M: 31735808 NOTICE: Cookiefile=Q:\plugins\video\pelisalacarta\cookies.lwp
13:15:35 M: 31735808 NOTICE: [servertools.py] init
13:15:36 M: 29970432 NOTICE: [peliculasyonkis.py] init
13:15:36 M: 29970432 NOTICE: [peliculasyonkis.py] detail
13:15:36 M: 29970432 NOTICE: [scrapertools.py] cache desactivada
13:15:36 M: 29970432 NOTICE: [scrapertools.py] Descargando
http://www.peliculasyonkis.com/pelicula ... 6-dvdrip3/
13:15:36 M: 29937664 NOTICE: [scrapertools.py] Descargado en 1 segundos
13:15:36 M: 29933568 NOTICE: [scrapertools.py] 0
http://www.peliculasyonkis.com/player/v ... D%BB%AB%AE
13:15:36 M: 29933568 NOTICE: [scrapertools.py] cache desactivada
13:15:36 M: 29933568 NOTICE: [scrapertools.py] Descargando
http://www.atrapavideo.com/es/videomonk ... D%BB%AB%AE
13:15:37 M: 29933568 NOTICE: [scrapertools.py] Descargado en 1 segundos
13:15:37 M: 29970432 NOTICE: [peliculasyonkis.py] addvideo( "Ver el vídeo" , "83P1FATJ" , "Megavideo")"
13:15:38 M: 33943552 NOTICE: -->Python Initialized<--
13:15:38 M: 33431552 NOTICE: [default.py] pelisalacarta init...
13:15:39 M: 32026624 NOTICE: [pelisalacarta.py] run
13:15:39 M: 32026624 NOTICE: [pelisalacarta.py] sys.argv=['plugin://video/pelisalacarta/', '-1', '?channel=peliculasyonkis&action=play&category=Superman+Returns%3A+El+regreso+%282006%29+DVDRip3&url=83P1FATJ&server=Megavideo']
13:15:39 M: 32026624 NOTICE: [pelisalacarta.py] params={'action': 'play', 'category': 'Superman+Returns%3A+El+regreso+%282006%29+DVDRip3', 'url': '83P1FATJ', 'channel': 'peliculasyonkis', 'server': 'Megavideo'}
13:15:39 M: 32026624 NOTICE: [pelisalacarta.py] url=83P1FATJ
13:15:39 M: 32026624 NOTICE: [pelisalacarta.py] action=play
13:15:39 M: 32026624 NOTICE: [pelisalacarta.py] category=Superman+Returns%3A+El+regreso+%282006%29+DVDRip3
13:15:40 M: 31064064 NOTICE: Cookiefile=Q:\plugins\video\pelisalacarta\cookies.lwp
13:15:40 M: 31064064 NOTICE: [servertools.py] init
13:15:41 M: 30674944 NOTICE: [peliculasyonkis.py] init
13:15:41 M: 30674944 NOTICE: [peliculasyonkis.py] play
13:15:41 M: 30674944 NOTICE: [peliculasyonkis.py] thumbnail=
13:15:41 M: 30674944 NOTICE: [peliculasyonkis.py] server=Megavideo
13:15:41 M: 30674944 NOTICE: [xbmctools.py] playvideo
13:15:43 M: 30674944 NOTICE: seleccion=0
13:15:43 M: 30674944 NOTICE: [megavideo.py] mega=83P1FATJ
13:15:43 M: 30674944 NOTICE: [megavideo.py] mega=83P1FATJ
13:15:43 M: 30674944 NOTICE: GetMegavideoUser
13:15:47 M: 30785536 NOTICE: [megavideo.py] megavideocookie=#4X8APVTYFWHANL.U87Q8Z99MRXBSEH77#
13:15:47 M: 30785536 NOTICE: [xbmctools.py] mediaurl=
http://www788.megavideo.com/files/ec0a7 ... eturns.avi
13:15:53 M: 29405184 NOTICE: DVDPlayer: Opening:
http://www788.megavideo.com/files/ec0a7 ... eturns.avi
13:15:53 M: 29405184 WARNING: CDVDMessageQueue(player)::Put MSGQ_NOT_INITIALIZED
13:15:53 M: 28880896 NOTICE: Creating InputStream
13:15:54 M: 27385856 NOTICE: Creating Demuxer
13:16:33 M: 7479296 SEVERE: DLL: Q:\system\players\dvdplayer\avutil-49.dll : realloc failed, crash imminent (Out of memory)
13:16:33 M: 7479296 ERROR: CDVDPlayer::OpenDemuxStream - Exception thrown when opening demuxer
13:16:33 M: 7479296 NOTICE: CDVDPlayer::OnExit()
13:16:33 M: 7479296 NOTICE: CDVDPlayer::OnExit() deleting input stream
13:16:33 M: 8945664 ERROR: Playlist Player: skipping unplayable item: 0, path [
http://www788.megavideo.com/files/ec0a7 ... eturns.avi]
13:16:33 M: 9469952 NOTICE: CDVDPlayer::CloseFile()
13:16:33 M: 9469952 WARNING: CDVDMessageQueue(player)::Put MSGQ_NOT_INITIALIZED
13:16:33 M: 9469952 NOTICE: DVDPlayer: waiting for threads to exit
13:16:33 M: 9469952 NOTICE: DVDPlayer: finished waiting