From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Zach Brown <zach.brown@destroystokyo.com>
Date: Wed, 2 Mar 2016 00:03:55 -0600
Subject: [PATCH] Check online mode before converting and renaming player data


diff --git a/src/main/java/net/minecraft/world/level/storage/PlayerDataStorage.java b/src/main/java/net/minecraft/world/level/storage/PlayerDataStorage.java
index 79222a04ef104bf2eed85684479384b7c350ea19..cd013567dd6224c86c0f1813d8a3d5fb7b8cabb5 100644
--- a/src/main/java/net/minecraft/world/level/storage/PlayerDataStorage.java
+++ b/src/main/java/net/minecraft/world/level/storage/PlayerDataStorage.java
@@ -78,7 +78,7 @@ public class PlayerDataStorage {
         File file1 = new File(file, s1 + s);
         // Spigot Start
         boolean usingWrongFile = false;
-        if ( !file1.exists() )
+        if ( org.bukkit.Bukkit.getOnlineMode() && !file1.exists() ) // Paper - Check online mode first
         {
             file1 = new File( file, java.util.UUID.nameUUIDFromBytes( ( "OfflinePlayer:" + name ).getBytes( java.nio.charset.StandardCharsets.UTF_8 ) ).toString() + s );
             if ( file1.exists() )