convert from 1.5 to 1.6 template (FAAST)

convert this template ([login to view URL]) to work in 1.6. I have the template zip to supply. right now I can load to 1.6 but I get this error: 500 - JHtml: :icon not supported. File not [login to view URL] may not be able to visit this page because of: [login to view URL] out-of-date bookmark/favourite 2.a search engine that has an out-of-date listing for this site 3.a mistyped address [login to view URL] have no access to this page [login to view URL] requested resource was not found. [login to view URL] error has occurred while processing your request. Please try one of the following pages: •Home Page If difficulties persist, please contact the System Administrator of this site and report the error below..