用tinkphp框架套模板时候。add页面出错，请帮小弟我看看哪个地方

<foreach name="list" item="vo" key="k" ><br />
   {$k}<br><font color='#FF8000'>------解决思路----------------------</font><br>{$vo}<br />
</foreach>

{foreach from=$s_brand_info key=_k item=_v}<br />
   <option value="{$_v.brand_id}">{$_v.brand_name}</option><br />
{/foreach}

<foreach name="list" item="vo" key="k" ><br />
   {$k}<br><font color='#FF8000'>------解决思路----------------------</font><br>{$vo}<br />
</foreach>

{foreach from=$s_brand_info key=_k item=_v}<br />
   <option value="{$_v.brand_id}">{$_v.brand_name}</option><br />
{/foreach}