Warning, can not parse template (content_search) (Error: Type 0, syntax error, unexpected '?', expecting end of file, line 1529 )

Array ( [type] => 0 [line] => 1529 [file] => /home/domains/boy18tube.cc/bZlUXt/tube/index.php(979) : eval()'d code [message] => syntax error, unexpected '?', expecting end of file )