Problem with a few channels

Hi,

I've tried to update epg for these channels:

Australia: Optus Sport 1, Optus Sport 2
India: Sony Ten 1, Sony Ten 2, Sony Ten 3
China: CCTV 5

but i'm getting errors:

[ Info ] ( 15/22 ) TV.CNTV.CN -- chan. (xmltv_id=cctv5) -- mode Incremental
[Warning ] no robots data found
[Warning ] skipped robots check
[ Debug ] skipped : last show, no next startime to use as stop
[ Info ]
[ Debug ]
[ Info ] ( 16/22 ) SPORT.OPTUS.COM.AU -- chan. (xmltv_id=Optus Sport 1) -- mode Incremental
[Warning ]
[Warning ] !! -- WARNING : sport.optus.com.au doesn't allow epg grabbing !!
[Warning ] it is advised to disable this channel / site from your channel list
[Warning ]
[ Info ]
[ Debug ]
[ Info ] ( 17/22 ) SPORT.OPTUS.COM.AU -- chan. (xmltv_id=Optus Sport 2) -- mode Incremental
[ Info ]
[ Debug ]
[ Info ] ( 18/22 ) TVWISH.COM -- chan. (xmltv_id=Sony Ten 1 HD) -- mode Incremental
[Warning ] error downloading page: Response status code does not indicate success: 404 (Not Found).
[Warning ] error downloading page: Response status code does not indicate success: 404 (Not Found).
[Warning ] error downloading page: Response status code does not indicate success: 404 (Not Found).
[Warning ] error downloading page: Response status code does not indicate success: 404 (Not Found).
[Error ] Unable to update channel Sony Ten 1 HD
[Critical] Generic syntax exception:
[Critical] message:
[Error ] no index page data received from Sony Ten 1 HD
[Error ] unable to update channel, try again later
[ Info ] Existing guide data restored!
[ Debug ]
[ Info ] ( 18/22 ) TVWISH.COM -- chan. (xmltv_id=Sony Ten 2) -- mode Incremental
[Warning ] error downloading page: Response status code does not indicate success: 404 (Not Found).
[Warning ] error downloading page: Response status code does not indicate success: 404 (Not Found).
[Warning ] error downloading page: Response status code does not indicate success: 404 (Not Found).
[Warning ] error downloading page: Response status code does not indicate success: 404 (Not Found).
[Error ] Unable to update channel Sony Ten 2
[Critical] Generic syntax exception:
[Critical] message:
[Error ] no index page data received from Sony Ten 2
[Error ] unable to update channel, try again later
[ Info ] Existing guide data restored!
[ Debug ]
[ Info ] ( 18/22 ) TVWISH.COM -- chan. (xmltv_id=Sony Ten 3) -- mode Incremental
[Warning ] error downloading page: Response status code does not indicate success: 404 (Not Found).
[Warning ] error downloading page: Response status code does not indicate success: 404 (Not Found).
[Warning ] error downloading page: Response status code does not indicate success: 404 (Not Found).
[Warning ] error downloading page: Response status code does not indicate success: 404 (Not Found).
[Error ] Unable to update channel Sony Ten 3
[Critical] Generic syntax exception:
[Critical] message:
[Error ] no index page data received from Sony Ten 3
[Error ] unable to update channel, try again later
[ Info ] No guide data to restore
[ Debug ]

can you please assist me?