el_teniente wrote:nope, I just have tried PHP5.6 x32 ---the same
phpbb team hates windows
May be you´re right

Here is something about nginx if you use it https://area51.phpbb.com/phpBB/viewtopic.php?t=49426
I hope you can find some help in this manual: https://kickthatcomputer.wordpress.com/ ... -sql-2012/
Or...you could use a free hoster with unix server for this :D For phpBB and one extension it should work :D Not so easy to find one with PHP 7...