diff --git a/LaunchServer/src/main/java/pro/gravit/launchserver/auth/hwid/MysqlHWIDHandler.java b/LaunchServer/src/main/java/pro/gravit/launchserver/auth/hwid/MysqlHWIDHandler.java
index 283af7d5..7c5d6e06 100644
--- a/LaunchServer/src/main/java/pro/gravit/launchserver/auth/hwid/MysqlHWIDHandler.java
+++ b/LaunchServer/src/main/java/pro/gravit/launchserver/auth/hwid/MysqlHWIDHandler.java
@@ -154,7 +154,7 @@ public void onCheckInfo(OshiHWID hwid, String username, Connection c) throws HWI
                     db_hwid.totalMemory = Long.valueOf(set.getString(hwidFieldTotalMemory));
                     db_hwid.macAddr = set.getString(hwidFieldMAC);
                     if (LogHelper.isDevEnabled()) {
-                        LogHelper.dev("Compare HWID: %s vs %s", hwid.getSerializeString(), db_hwid.getSerializeString());
+                        LogHelper.dev("Compare HWID: %s vs %s", hwid.toString(), db_hwid.toString());
                     }
                     int compare_point = hwid.compare(db_hwid);
                     if (compare_point < compare) continue;
diff --git a/LaunchServer/src/main/java/pro/gravit/launchserver/dao/UserHWID.java b/LaunchServer/src/main/java/pro/gravit/launchserver/dao/UserHWID.java
index db0b8846..a68298bc 100644
--- a/LaunchServer/src/main/java/pro/gravit/launchserver/dao/UserHWID.java
+++ b/LaunchServer/src/main/java/pro/gravit/launchserver/dao/UserHWID.java
@@ -46,6 +46,11 @@ public int getLevel() {
         return toHWID().getLevel();
     }
 
+    @Override
+    public int getAntiLevel() {
+        return 0;
+    }
+
     @Override
     public int compare(HWID hwid) {
         return toHWID().compare(hwid);