i use the newest version of wpseo by yoast. now i have the problem, that some sitemaps,for example: http://www.browserspiele-browsergames.net/post-sitemap.xml and http://www.browserspiele-browsergames.net/post_tag-sitemap.xml does not work.
I didn't found a solution for this problem, maybe someone has an idea
thx a lot
Btw: The Error
Internal Server Error
The server encountered an internal error or misconfiguration and was unable to complete your request.
Please contact the server administrator, [no address given] and inform them of the time the error occurred, and anything you might have done that may have caused the error.
More information about this error may be available in the server error log.