diff --git a/src/main/java/vvpkassistant/User/controller/UserController.java b/src/main/java/vvpkassistant/User/controller/UserController.java
index 5354f07..3dfa140 100644
--- a/src/main/java/vvpkassistant/User/controller/UserController.java
+++ b/src/main/java/vvpkassistant/User/controller/UserController.java
@@ -184,7 +184,11 @@ public class UserController {
         Map<String,Object> result = new HashMap<>();
         result.put("info", userDao.selectById(map.get("id").toString()));
         result.put("newAccount", false);
-        return i == 1 ? ResponseData.success(result) : ResponseData.error(ResponseInfo.ERROR.getCode(), "");
+        if (i == 1){
+            return ResponseData.success(result);
+        }else {
+            throw  new BusinessException(ErrorCode.SYSTEM_ERROR);
+        }
     }
 
     // 获取用户信息
@@ -224,7 +228,7 @@ public class UserController {
             // 别人邀请我的pk数据
             return ResponseData.success(userDao.getMyGuestPkList(id, page * size, size));
         }
-        return ResponseData.error(ResponseInfo.ERROR.getCode(),"未知错误");
+        throw new BusinessException(ErrorCode.SYSTEM_ERROR);
     }
 
 
@@ -242,7 +246,7 @@ public class UserController {
         Integer userId = map.get("userId");
         int i = userDao.checkSignStatus(userId);
         if (i != 0) {
-            return ResponseData.error(ResponseInfo.ERROR.getCode(),"当天已签到");
+            throw new BusinessException(ErrorCode.SIGN_IN_FAIL);
         }
 
         int result = userDao.signIn(userId);
@@ -261,7 +265,7 @@ public class UserController {
             coinRecordsDao.insert(coinRecords);
             return ResponseData.success(null);
         }else {
-            return ResponseData.error(ResponseInfo.ERROR.getCode(),null);
+           throw new BusinessException(ErrorCode.SYSTEM_ERROR,"签到失败");
         }
     }
 
@@ -308,13 +312,13 @@ public class UserController {
                     // 返回给前端数据
                     return ResponseData.success(info);
                 }else {
-                    return ResponseData.error(ResponseInfo.ERROR.getCode(),null);
+                    throw new BusinessException(ErrorCode.SYSTEM_ERROR);
                 }
             }else {
-                return ResponseData.error(ResponseInfo.ERROR.getCode(),String.format("积分不足,需要%d积分",totalCoin));
+                throw new BusinessException(ErrorCode.SYSTEM_ERROR,String.format("积分不足,需要%d积分",totalCoin));
             }
         }else {
-            return ResponseData.error(ResponseInfo.ERROR.getCode(),"用户不存在");
+            throw new BusinessException(ErrorCode.SYSTEM_ERROR,"用户不存在");
         }
     }
 
diff --git a/src/main/java/vvpkassistant/common/ErrorCode.java b/src/main/java/vvpkassistant/common/ErrorCode.java
index e863221..7b6c178 100644
--- a/src/main/java/vvpkassistant/common/ErrorCode.java
+++ b/src/main/java/vvpkassistant/common/ErrorCode.java
@@ -14,6 +14,7 @@ public enum ErrorCode {
     DELETE_FAILED(1002, "删除失败"),
     UPDATE_FAILED(1003, "更新失败"),
     CONFIG_NAME_DUPLICATE(1004, "配置名称重复"),
+    SIGN_IN_FAIL(1004, "当天已签到"),
 
     /* ===============  主播相关  =============== */
     ANCHOR_ALREADY_EXISTS(2001, "主播已存在"),