--- /home/matt/mc-dev-private//net/minecraft/server/EntityMinecartCommandBlock.java	2015-02-26 22:40:22.627608139 +0000
+++ src/main/java/net/minecraft/server/EntityMinecartCommandBlock.java	2015-02-26 22:40:22.627608139 +0000
@@ -3,6 +3,9 @@
 public class EntityMinecartCommandBlock extends EntityMinecartAbstract {
 
     private final CommandBlockListenerAbstract a = new CommandBlockListenerAbstract() {
+        {
+            this.sender = (org.bukkit.craftbukkit.entity.CraftMinecartCommand) EntityMinecartCommandBlock.this.getBukkitEntity(); // CraftBukkit - Set the sender
+        }
         public void h() {
             EntityMinecartCommandBlock.this.getDataWatcher().watch(23, this.getCommand());
             EntityMinecartCommandBlock.this.getDataWatcher().watch(24, IChatBaseComponent.ChatSerializer.a(this.k()));