yah since it was initial testing. expect lots of bug. ill update you if i found another bugs or problems.
quick fix for user list problem when changing page but not updating the user list.
on themes
themes\default\fluxbb\userlist.php
find
$username = isset($_POST['username']) && $pun_user['g_search_users'] == '1' ? pun_trim($_POST['username']) : '';
$show_group = isset($_POST['show_group']) ? intval($_POST['show_group']) : -1;
$sort_by = isset($_POST['sort_by']) && (in_array($_POST['sort_by'], array('username', 'registered')) || ($_POST['sort_by'] == 'num_posts' && $show_post_count)) ? $_POST['sort_by'] : 'username';
$sort_dir = isset($_POST['sort_dir']) && $_POST['sort_dir'] == 'DESC' ? 'DESC' : 'ASC';
replace
$username = isset($_GET['username']) && $pun_user['g_search_users'] == '1' ? pun_trim($_GET['username']) : '';
$show_group = isset($_GET['show_group']) ? intval($_GET['show_group']) : -1;
$sort_by = isset($_GET['sort_by']) && (in_array($_GET['sort_by'], array('username', 'registered')) || ($_GET['sort_by'] == 'num_posts' && $show_post_count)) ? $_GET['sort_by'] : 'username';
$sort_dir = isset($_GET['sort_dir']) && $_GET['sort_dir'] == 'DESC' ? 'DESC' : 'ASC';
find
// Determine the user offset (based on $_POST['p'])
$num_pages = ceil($num_users / 50);
$p = (!isset($_POST['p']) || $_POST['p'] <= 1 || $_POST['p'] > $num_pages) ? 1 : intval($_POST['p']);
replace
// Determine the user offset (based on $_GET['p'])
$num_pages = ceil($num_users / 50);
$p = (!isset($_GET['p']) || $_GET['p'] <= 1 || $_GET['p'] > $num_pages) ? 1 : intval($_GET['p']);
find
<form id="userlist" method="post" action="?module=fluxbb&action=userlist">
replace with this.
<form id="userlist" method="get" action="?module=fluxbb&action=userlist">