subpage is not showing correctly

hi,
i have created a subpage called ‘webtv’ with parent page ‘media’.the subpage is displaying 404
http://sportsstatus.in/dev/media/webtv/

while normal pages are showing correctly, i created some other subpage that too resulted the same

http://sportsstatus.in/dev/media/jobs

i tried changing my permalink setting , but no use.

please help me out guys.