Paper/nms-patches/TileEntityCommand.patch

--- /home/matt/mc-dev-private//net/minecraft/server/TileEntityCommand.java	2015-02-26 22:40:23.135608133 +0000
+++ src/main/java/net/minecraft/server/TileEntityCommand.java	2015-02-26 22:40:23.139608133 +0000
@@ -3,6 +3,9 @@
 public class TileEntityCommand extends TileEntity {
 
     private final CommandBlockListenerAbstract a = new CommandBlockListenerAbstract() {
+        {
+            sender = new org.bukkit.craftbukkit.command.CraftBlockCommandSender(this); // CraftBukkit - add sender
+        }
         public BlockPosition getChunkCoordinates() {
             return TileEntityCommand.this.position;
         }