Page is a not externally linkable
-- Google SEO News and Discussion
---- Site command not always returning index page first
seoinabruzzo - 10:08 am on Aug 12, 2011 (gmt 0)Thread source:: http://www.webmasterworld.com/google/4348052.htm
I do personally believe this is a sign of some problem, as I have loads of site which return the home page once queried.
Brought to you by WebmasterWorld: http://www.webmasterworld.com