为什么会员级别调不出来而且筛选不了

<form method="post" action="" name="searchform" id="searchform">

<label>{fc_lang('会员组')}：</label>

<label>

<select class="form-control" name="data[groupid]">

<option value=""> -- </option>

{list action=cache name=MEMBER.group}

<option value="{$t.id}" {if $t.id==$param.groupid}selected{/if}> {$t.name} </option>

{/list}

</select>

</label>

        <label>

<select class="form-control" name="data[levelid]">

<option value=""> -- </option>

{list action=cache name=MEMBER.level}

<option value="{$t.id}" {if $t.id==$param.levelid}selected{/if}> {$t.name} </option>

{/list}

</select>

</label>

<label>

<select class="form-control" name="data[field]">

{loop $field $t}

<option value="{$t.fieldname}" {if $param.field==$t.fieldname}selected{/if}>{$t.name}</option>

{/loop}

<!-- <option value="uid" {if $param.field=='uid'}selected{/if}>uid</option> -->

</select>

</label>

<label><input type="text" class="form-control" value="{$param.keyword}" placeholder="{fc_lang('多个Id可以用“,”分隔')}" name="data[keyword]" /></label>

<label><button type="submit" class="btn green btn-sm"> <i class="fa fa-search"></i> {fc_lang('搜索')}</button></label>

</form>

为什么会员级别调不出来？而且筛选不了？