小修改

src/main/java/jty/expressdistributionsystem/controller/UserController.java

@@ -48,6 +48,7 @@ public class UserController {
                 .eq("account", user.getAccount())
                 .or()
                 .eq("phone", user.getPhone());
+        User uuu = new User();
         User u = userService.getOne(queryWrapper);
         if (u != null) {
             return new Result<>(409, "账号或用户名或手机号已存在", "");