diff -r -U 3 minecraft\net\minecraft\util\BlockPos.java minecraft_patched\net\minecraft\util\BlockPos.java
--- minecraft\net\minecraft\util\BlockPos.java
+++ minecraft_patched\net\minecraft\util\BlockPos.java
@@ -194,7 +194,7 @@
 
                protected BlockPos.MutableBlockPos func_179313_a() {
                   if(this.field_179314_b == null) {
-                     this.field_179314_b = new BlockPos.MutableBlockPos(var2xxx.func_177958_n(), var2.func_177956_o(), var2x.func_177952_p(), null);
+                     this.field_179314_b = new BlockPos.MutableBlockPos(var2.func_177958_n(), var2.func_177956_o(), var2.func_177952_p(), null);
                      return this.field_179314_b;
                   } else if(this.field_179314_b.equals(var3)) {
                      return (BlockPos.MutableBlockPos)this.endOfData();