The request sent by the client was syntactically incorrect.

@RequestMapping(value="/editTraffic/{（A）linkId}")
public String editTrafficDate(@PathVariable String （B）linkId,Model model){
   model.addAttribute("user",otherService.getOterList(linkId));
   return "edit";

}//（A）和（B）的名字要一样

@RequestMapping(value="/editTraffic",method = RequestMethod.POST)
public String editTrafficDate(TrafficEconomyAmapSpeedRawHz trafficEconomyAmapSpeedRawHz){
   otherService.editTrafficDate(trafficEconomyAmapSpeedRawHz);
   return "redirect:/index";
}

<td>
    <%--<a href="delete/${user.id}" class="del" >删除</a>|--%>
    <a href="/editTraffic/${TrafficEconomyAmapSpeedRawHz.linkId}" >修改</a>
</td>

    ZNCU 修改数据
</h2>
<form method="post" action="../edit">
    <fieldset>

edit。jsp

e