site map problem with facebook like link

[pixelar]

hello Im trying to get a new sitemap for my site but it is giving me one error
broken link.. when I check this, it looks like is my facebook like widget, and is working properly
any idea how to fix this. the website is [ External links are visible to forum administrators only ]

Regards

[XML-Sitemaps Support]

Hello,

try to add "like.php" in "Exclude URLs" setting.