Maybe its the frosting you are using? Crusting buttercream or ganache seem to work best with fondant. Other types of icings can cause the fondant to break down and that could be the reason it seems to be “melting”
-- Nikki, So Cal, www.Facebook.com/nikkibelleperchecakes
DISCLAIMER: Any posts on CD are posted by individuals acting in their own right and do not necessarily reflect the views of CD. CD will not be held liable for the actions of any user.