You have a "bug" in the installer.
Code:
// ### POST NEW POST ###
$DB_site->query("
INSERT INTO " . TABLE_PREFIX . "post
(threadid, parentid, title, username, userid, dateline, pagetext, allowsmilie,
showsignature, ipaddress, iconid, visible, attach)
VALUES
($threadinfo[threadid], $parentid, '" . addslashes($post['title']) . "',
'" . addslashes($post['postusername']) . "', $bbuserinfo[userid], " . TIMENOW . ",
'" . addslashes($post['message']) . "', $post[enablesmilies], $post[signature],
'" . addslashes($post['ipaddress']) . "', $post[iconid], $post[visible], $totalattachments,$post[postasmod],'". addslashes($post[modname]) ."')");
should be
Code:
// ### POST NEW POST ###
$DB_site->query("
INSERT INTO " . TABLE_PREFIX . "post
(threadid, parentid, title, username, userid, dateline, pagetext, allowsmilie,
showsignature, ipaddress, iconid, visible, attach, postasmod, modname)
VALUES
($threadinfo[threadid], $parentid, '" . addslashes($post['title']) . "',
'" . addslashes($post['postusername']) . "', $bbuserinfo[userid], " . TIMENOW . ",
'" . addslashes($post['message']) . "', $post[enablesmilies], $post[signature],
'" . addslashes($post['ipaddress']) . "', $post[iconid], $post[visible], $totalattachments,$post[postasmod],'". addslashes($post[modname]) ."')");