Comment update

src/engine/gameManager/ForgeManager.java

@@ -49,6 +49,11 @@ public enum ForgeManager implements Runnable {
                 Logger.error(e);
             }
 
+            // Do not process null workOrders
+
+            if (workOrder == null)
+                continue;
+
             if (workOrder.total_produced >= workOrder.total_to_produce) {
 
                 // Complete this workOrder.