smartn't @ZeroEpoch1969

Signed-off-by: Robinson Gallego <robinson.leal7@gmail.com>

src/main/java/me/totalfreedom/totalfreedommod/blocking/InteractBlocker.java

@@ -53,6 +53,8 @@ public class InteractBlocker extends FreedomService
 
     @EventHandler(priority = EventPriority.HIGH)
     public void onRightClickBell(PlayerInteractEvent event)
+    {
+        if (event.getClickedBlock() != null)
         {
             if (event.getClickedBlock().getType().equals(Material.BELL))
             {
@@ -62,6 +64,7 @@ public class InteractBlocker extends FreedomService
                 }
             }
         }
+    }
 
     private void handleRightClick(PlayerInteractEvent event)
     {