diff --git a/app/common/dao/store/service/StoreServiceDao.php b/app/common/dao/store/service/StoreServiceDao.php
index d92bb88..ed309a9 100644
--- a/app/common/dao/store/service/StoreServiceDao.php
+++ b/app/common/dao/store/service/StoreServiceDao.php
@@ -8,6 +8,7 @@ namespace app\common\dao\store\service;
 
 use app\common\dao\BaseDao;
 use app\common\model\store\service\StoreService;
+use app\common\model\system\merchant\Merchant;
 use think\db\BaseQuery;
 use think\db\exception\DataNotFoundException;
 use think\db\exception\DbException;
@@ -87,10 +88,17 @@ class StoreServiceDao extends BaseDao
      * @author xaboy
      * @day 2020-03-30
      */
-    public function fieldExists($field, $value, ?int $except = null): bool
-    {
-        $query = ($this->getModel())::getDB()->where($field, $value)->where('is_del', 0);
-        if (!is_null($except)) $query->where($this->getPk(), '<>', $except);
+    public function fieldExists($field, $value, ?int $except = null, $merId = null): bool{
+        $query = StoreService::getDB()
+            ->alias('ss')
+            ->join('merchant m', 'ss.mer_id = m.mer_id', 'LEFT')
+            ->when(!empty($merId),function($query) use ($merId){
+                $merchantType = Merchant::getDB()->where('mer_id', $merId)->value('merchant_type');
+                $query->where('merchant_type', $merchantType);
+            })
+            ->where('ss.'.$field, $value)
+            ->where('ss.is_del', 0);
+        if (!is_null($except)) $query->where('ss.'.$this->getPk(), '<>', $except);
         return $query->count() > 0;
     }
 
diff --git a/app/common/repositories/store/service/StoreServiceRepository.php b/app/common/repositories/store/service/StoreServiceRepository.php
index 7ef9743..a242a92 100644
--- a/app/common/repositories/store/service/StoreServiceRepository.php
+++ b/app/common/repositories/store/service/StoreServiceRepository.php
@@ -389,7 +389,7 @@ class StoreServiceRepository extends BaseRepository
     public function createInfo($data){
         // 内容校验
         if($this->isService($data['uid'], 0, $data['mer_id'])) throw new ValidateException('该用户已绑定商户！');
-        if($this->dao->fieldExists('account', $data['account'])) throw new ValidateException('账号已存在！');
+        if($this->dao->fieldExists('account', $data['account'], null, $data['mer_id'])) throw new ValidateException('账号已存在！');
         // 数据添加
         $data['pwd'] = password_hash($data['pwd'], PASSWORD_BCRYPT);
         return $this->dao->create($data);
@@ -407,7 +407,7 @@ class StoreServiceRepository extends BaseRepository
         // 内容校验
         if (!$this->dao->merExists($data['mer_id'], $id)) throw new ValidateException('数据不存在！');
         if($this->isService($data['uid'], $id, $data['mer_id'])) throw new ValidateException('该用户已绑定商户！');
-        if($this->dao->fieldExists('account', $data['account'], $id)) throw new ValidateException('账号已存在！');
+        if($this->dao->fieldExists('account', $data['account'], $id, $data['mer_id'])) throw new ValidateException('账号已存在！');
         // 数据修改
         if ($data['pwd']) $data['pwd'] = password_hash($data['pwd'], PASSWORD_BCRYPT);
         else unset($data['pwd']);