diff -r -U 3 minecraft_server\net\minecraft\src\ItemMap.java minecraft_server_patched\net\minecraft\src\ItemMap.java
--- minecraft_server\net\minecraft\src\ItemMap.java	Sat Mar 03 17:30:52 2012
+++ minecraft_server_patched\net\minecraft\src\ItemMap.java	Sat Mar 03 17:32:42 2012
@@ -22,7 +22,6 @@
    }
 
    public MapData func_28023_a(ItemStack p_28023_1_, World p_28023_2_) {
-      "map_" + p_28023_1_.func_21125_h();
       MapData var4 = (MapData)p_28023_2_.func_28103_a(MapData.class, "map_" + p_28023_1_.func_21125_h());
       if(var4 == null) {
          p_28023_1_.func_28145_b(p_28023_2_.func_28104_b("map"));
diff -r -U 3 minecraft_server\net\minecraft\src\ThreadedFileIOBase.java minecraft_server_patched\net\minecraft\src\ThreadedFileIOBase.java
--- minecraft_server\net\minecraft\src\ThreadedFileIOBase.java	Sat Mar 03 17:30:52 2012
+++ minecraft_server_patched\net\minecraft\src\ThreadedFileIOBase.java	Sat Mar 03 17:32:42 2012
@@ -20,7 +20,9 @@
    }
 
    public void run() {
+      while (true) {
       this.func_40509_b();
+      }
    }
 
    private void func_40509_b() {