diff --git a/pom.xml b/pom.xml
index c5a3dcd..0a25191 100644
--- a/pom.xml
+++ b/pom.xml
@@ -18,7 +18,7 @@
 
     <groupId>cc.carm.plugin</groupId>
     <artifactId>timereward</artifactId>
-    <version>3.1.1</version>
+    <version>3.1.2</version>
 
     <name>TimeReward</name>
     <description>在线时长自动领奖插件，通过指令发放奖励，基于EasyPlugin实现。</description>
diff --git a/src/main/java/cc/carm/plugin/timereward/listener/UserListener.java b/src/main/java/cc/carm/plugin/timereward/listener/UserListener.java
index 980f866..727da0c 100644
--- a/src/main/java/cc/carm/plugin/timereward/listener/UserListener.java
+++ b/src/main/java/cc/carm/plugin/timereward/listener/UserListener.java
@@ -1,5 +1,6 @@
 package cc.carm.plugin.timereward.listener;
 
+import cc.carm.plugin.timereward.Main;
 import cc.carm.plugin.timereward.TimeRewardAPI;
 import org.bukkit.Bukkit;
 import org.bukkit.entity.Player;
@@ -17,6 +18,10 @@ public class UserListener implements Listener {
             if (player == null || !player.isOnline()) {
                 TimeRewardAPI.getUserManager().unload(data.getUserUUID());
             } // 不在线自动卸载
+        }).exceptionally(ex -> {
+            Main.severe("加载用户在线时长数据失败: " + event.getPlayer().getName());
+            ex.printStackTrace();
+            return null;
         });
     }
 
diff --git a/src/main/java/cc/carm/plugin/timereward/manager/UserManager.java b/src/main/java/cc/carm/plugin/timereward/manager/UserManager.java
index ba445ce..9cb872a 100644
--- a/src/main/java/cc/carm/plugin/timereward/manager/UserManager.java
+++ b/src/main/java/cc/carm/plugin/timereward/manager/UserManager.java
@@ -38,13 +38,15 @@ public class UserManager extends UserDataManager<UUID, UserRewardData> {
 
         MySQLStorage storage = Main.getStorage();
 
+        @Nullable UserRewardData current = loadData(data.getUserUUID()); // 考虑读取时间差，优先利用数据库的当前数据计算
+        TimeRecord oldRecord = current == null ? data.getTimeRecord() : current.getTimeRecord();
+
         // 只需要保存游玩时间数据，领取数据已经实时保存了
-        LocalDate date = LocalDate.now();
-        Duration daily = data.getOnlineDuration(IntervalType.DAILY);
-        Duration weekly = data.getOnlineDuration(IntervalType.WEEKLY);
-        Duration monthly = data.getOnlineDuration(IntervalType.MONTHLY);
-        Duration total = data.getOnlineDuration(IntervalType.TOTAL);
-        TimeRecord newRecord = new TimeRecord(date, daily, weekly, monthly, total);
+        Duration daily = IntervalType.DAILY.calculate(oldRecord, data.getJoinTime());
+        Duration weekly = IntervalType.WEEKLY.calculate(oldRecord, data.getJoinTime());
+        Duration monthly = IntervalType.MONTHLY.calculate(oldRecord, data.getJoinTime());
+        Duration total = IntervalType.TOTAL.calculate(oldRecord, data.getJoinTime());
+        TimeRecord newRecord = new TimeRecord(LocalDate.now(), daily, weekly, monthly, total);
 
         storage.savePlayTime(data.getUserUUID(), newRecord);
     }