diff --git a/yudao-module-member/yudao-module-member-biz/src/main/java/cn/iocoder/yudao/module/member/service/auth/MemberAuthServiceImpl.java b/yudao-module-member/yudao-module-member-biz/src/main/java/cn/iocoder/yudao/module/member/service/auth/MemberAuthServiceImpl.java
index d205e0d..a38549d 100644
--- a/yudao-module-member/yudao-module-member-biz/src/main/java/cn/iocoder/yudao/module/member/service/auth/MemberAuthServiceImpl.java
+++ b/yudao-module-member/yudao-module-member-biz/src/main/java/cn/iocoder/yudao/module/member/service/auth/MemberAuthServiceImpl.java
@@ -230,7 +230,11 @@ public class MemberAuthServiceImpl implements MemberAuthService {
 
         // 当前用户是否已注册
         if (userService.getUserByMobile(reqVO.getMobile()) != null) {
-            throw exception(USER_REGISTER_MOBILE_USED, reqVO.getMobile());
+            // throw exception(USER_REGISTER_MOBILE_USED, reqVO.getMobile());
+            // 已经注册就登录
+            MemberUserDO user = userService.createUserIfAbsent(reqVO.getMobile(), userIp, getTerminal());
+            Assert.notNull(user, "获取用户失败，结果为空");
+            return createTokenAfterLoginSuccess(user, reqVO.getMobile(), LoginLogTypeEnum.LOGIN_SMS, null);
         }
 
         // 获得获得注册用户