diff --git a/playersql/src/main/java/com/mengcraft/playersql/EventExecutor.java b/playersql/src/main/java/com/mengcraft/playersql/EventExecutor.java
index 2cf6ab2..a96efa7 100644
--- a/playersql/src/main/java/com/mengcraft/playersql/EventExecutor.java
+++ b/playersql/src/main/java/com/mengcraft/playersql/EventExecutor.java
@@ -1,5 +1,6 @@
 package com.mengcraft.playersql;
 
+import com.mengcraft.playersql.internal.GuidResolveService;
 import com.mengcraft.playersql.lib.BiRegistry;
 import com.mengcraft.playersql.lib.CustomInventory;
 import com.mengcraft.playersql.peer.DataRequest;
@@ -102,16 +103,17 @@ public void handle(PlayerJoinEvent event) {
 
         manager.lockUser(player);
         UUID id = player.getUniqueId();
-        PlayerData pend = (PlayerData) pending.remove(id);
+        Object pend = pending.remove(id);
         if (pend == null) {
             FetchUserTask task = new FetchUserTask(player);
             pending.put(id, task);
             task.runTaskTimerAsynchronously(main, Config.SYN_DELAY, Config.SYN_DELAY);
-        } else {
+        } else if (pend instanceof PlayerData) {
             main.debug("process pending data_buf on join event");
+            UUID guid = GuidResolveService.getService().getGuid(player);
             main.run(() -> {
-                manager.pend(player, pend);
-                runAsync(() -> manager.updateDataLock(id, true));
+                manager.pend(player, (PlayerData) pend);
+                runAsync(() -> manager.updateDataLock(guid, true));
             });
         }
     }
@@ -161,7 +163,8 @@ public void handle(PlayerQuitEvent event) {
                 runAsync(() -> manager.saveUser(data, false)).thenRun(() -> main.run(() -> manager.unlockUser(player)));
             }
         } else {
-            runAsync(() -> manager.updateDataLock(id, false)).thenRun(() -> main.run(() -> manager.unlockUser(player)));
+        	UUID guid = GuidResolveService.getService().getGuid(player);
+            runAsync(() -> manager.updateDataLock(guid, false)).thenRun(() -> main.run(() -> manager.unlockUser(player)));
         }
         pending.remove(id);
         LocalDataMgr.quit(player);
diff --git a/playersql/src/main/java/com/mengcraft/playersql/UserManager.java b/playersql/src/main/java/com/mengcraft/playersql/UserManager.java
index 90e208b..0a6d9a6 100644
--- a/playersql/src/main/java/com/mengcraft/playersql/UserManager.java
+++ b/playersql/src/main/java/com/mengcraft/playersql/UserManager.java
@@ -185,7 +185,7 @@ void onLoadFailed(Player who) {
             who.kickPlayer(PluginMain.getMessenger().find("kick_load", "Your game data loading error, please contact the operator"));
         } else {
             unlockUser(who);
-            createTask(who.getUniqueId());
+            createTask(who);
         }
     }
 
@@ -261,7 +261,7 @@ private void syncUserdata(Player who, PlayerData data) {
         if (Config.SYN_CHEST) {
             who.getEnderChest().setContents(toStack(data.getChest()));
         }
-        createTask(who.getUniqueId());
+        createTask(who);
         unlockUser(who);
     }
 
@@ -336,17 +336,17 @@ public void cancelTimerSaver(UUID uuid) {
         }
     }
 
-    public void createTask(UUID who) {
+    public void createTask(Player player) {
         if (Config.DEBUG) {
-            this.main.log("Scheduling daily save task for user " + who + '.');
+            this.main.log("Scheduling daily save task for user " + player.getName() + '.');
         }
-        val task = new DailySaveTask(who);
+        val task = new DailySaveTask(player);
         task.runTaskTimer(main, 6000, 6000);
-        val old = scheduled.put(who, task);
+        val old = scheduled.put(player.getUniqueId(), task);
         if (!nil(old)) {
             old.cancel();
             if (Config.DEBUG) {
-                this.main.log("Already scheduled task for user " + who + '!');
+                this.main.log("Already scheduled task for user " + player.getName() + '!');
             }
         }
     }
diff --git a/playersql/src/main/java/com/mengcraft/playersql/task/DailySaveTask.java b/playersql/src/main/java/com/mengcraft/playersql/task/DailySaveTask.java
index 4aa27a1..61a96a3 100644
--- a/playersql/src/main/java/com/mengcraft/playersql/task/DailySaveTask.java
+++ b/playersql/src/main/java/com/mengcraft/playersql/task/DailySaveTask.java
@@ -2,8 +2,11 @@
 
 import com.mengcraft.playersql.Config;
 import com.mengcraft.playersql.PlayerData;
+import com.mengcraft.playersql.PluginMain;
 import com.mengcraft.playersql.UserManager;
 import lombok.RequiredArgsConstructor;
+
+import org.bukkit.entity.Player;
 import org.bukkit.scheduler.BukkitRunnable;
 
 import java.util.UUID;
@@ -17,23 +20,23 @@
 public class DailySaveTask extends BukkitRunnable {
 
     private UserManager manager = UserManager.INSTANCE;
-    private final UUID who;
+    private final Player player;
     private int count;
 
     @Override
     public void run() {
-        PlayerData user = manager.getUserData(this.who, false);
+        PlayerData user = manager.getUserData(player, false);
         if (nil(user)) {
             if (Config.DEBUG) {
-                manager.getMain().log("Cancel task for " + who + " offline!");
+                manager.getMain().log("Cancel task for " + player.getName() + " offline!");
             }
             cancel();
         } else {
             this.count++;
             if (Config.DEBUG) {
-                manager.getMain().log("Save user " + this.who + " count " + this.count + '.');
+                manager.getMain().log("Save user " + player.getName() + " count " + this.count + '.');
             }
-            manager.getMain().runAsync(() -> manager.saveUser(user, true));
+			PluginMain.runAsync(() -> manager.saveUser(user, true));
         }
     }
 
diff --git a/playersql/src/main/java/com/mengcraft/playersql/task/FetchUserTask.java b/playersql/src/main/java/com/mengcraft/playersql/task/FetchUserTask.java
index d8a4826..03dbf8f 100644
--- a/playersql/src/main/java/com/mengcraft/playersql/task/FetchUserTask.java
+++ b/playersql/src/main/java/com/mengcraft/playersql/task/FetchUserTask.java
@@ -57,7 +57,7 @@ public synchronized void run() {
                     PluginMain.resetPlayerState(player);
                 }
                 manager.unlockUser(player);
-                manager.createTask(id);
+                manager.createTask(player);
             });
 
             if (Config.DEBUG) {