In: H:\phpBB\phpBB-3.2.0-RC2\phpBB3\adm\style\acp_help_phpbb.html
There is this code:
<h2><i class="icon fa-bar-chart"></i>Send statistics</h2>
it should be something like:
{{<h2><i class="icon fa-bar-chart"></i>

</h2>}}