Board Thread:Support Requests - Getting Technical/@comment-26675932-20150715162133/@comment-25952539-20150715162842

It looks like you copied Template:Infobox Homestuck Character from a wiki, but that template actually refers to Template:Infobox from the other wiki, too (a template within a template). You'll have to copy that template over (and replace Template:Infobox on your wiki).