打开/include/tpllib/plus_ask.php文件
找到
$query = "select id, tid, tidname, tid2, tid2name,title from `ask` where $wheresql $orderby limit $row"; 
改为: 
$query = "select id, tid, tidname, tid2, tid2name,title, dateline from `ask` where $wheresql $orderby limit $row";