diff --git a/yudao-framework/yudao-spring-boot-starter-biz-tenant/src/main/java/cn/iocoder/yudao/framework/tenant/core/context/TenantContextHolder.java b/yudao-framework/yudao-spring-boot-starter-biz-tenant/src/main/java/cn/iocoder/yudao/framework/tenant/core/context/TenantContextHolder.java
index 93a17b376..c16336992 100644
--- a/yudao-framework/yudao-spring-boot-starter-biz-tenant/src/main/java/cn/iocoder/yudao/framework/tenant/core/context/TenantContextHolder.java
+++ b/yudao-framework/yudao-spring-boot-starter-biz-tenant/src/main/java/cn/iocoder/yudao/framework/tenant/core/context/TenantContextHolder.java
@@ -37,8 +37,8 @@ public class TenantContextHolder {
     public static Long getRequiredTenantId() {
         Long tenantId = getTenantId();
         if (tenantId == null) {
-            throw new NullPointerException("TenantContextHolder 不存在租户编号！可参考文档："
-                + DocumentEnum.TENANT.getUrl());
+            throw new NullPointerException("商户id不存在"
+                );
         }
         return tenantId;
     }
diff --git a/yudao-module-member/yudao-module-member-biz/src/main/java/cn/iocoder/yudao/module/member/service/user/MemberUserServiceImpl.java b/yudao-module-member/yudao-module-member-biz/src/main/java/cn/iocoder/yudao/module/member/service/user/MemberUserServiceImpl.java
index c5243d4ff..df8bb4bff 100644
--- a/yudao-module-member/yudao-module-member-biz/src/main/java/cn/iocoder/yudao/module/member/service/user/MemberUserServiceImpl.java
+++ b/yudao-module-member/yudao-module-member-biz/src/main/java/cn/iocoder/yudao/module/member/service/user/MemberUserServiceImpl.java
@@ -5,6 +5,7 @@ import cn.hutool.core.util.IdUtil;
 import cn.iocoder.yudao.framework.common.enums.CommonStatusEnum;
 import cn.iocoder.yudao.framework.common.pojo.PageResult;
 import cn.iocoder.yudao.framework.tenant.core.aop.TenantIgnore;
+import cn.iocoder.yudao.framework.tenant.core.context.TenantContextHolder;
 import cn.iocoder.yudao.module.infra.api.file.FileApi;
 import cn.iocoder.yudao.module.member.controller.admin.user.dto.AdminUserQueryDTO;
 import cn.iocoder.yudao.module.member.controller.app.user.vo.AppUserUpdateMobileReqVO;
@@ -104,6 +105,7 @@ public class MemberUserServiceImpl implements MemberUserService {
         user.setPassword(encodePassword("123456")); // 加密密码
         user.setRegisterIp(registerIp);
         user.setPromoterId(promoterId);
+        user.setTenantId(TenantContextHolder.getRequiredTenantId());
         memberUserMapper.insert(user);
         return user;
     }