Junk or completion removes slot from workOrder

src/engine/gameManager/ForgeManager.java

@@ -46,11 +46,6 @@ 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.

src/engine/net/client/handlers/ItemProductionMsgHandler.java

@@ -146,6 +146,8 @@ public class ItemProductionMsgHandler extends AbstractClientMsgHandler {
             ForgeManager.itemWorkOrderLookup.remove(virtualItem);
             DbManager.removeFromCache(virtualItem);
 
+            workOrder.slots_used = workOrder.slots_used - 1;
+
             // If this is the last item then remove the workOrder from the game
 
             if (workOrder.cooking.isEmpty())
@@ -395,6 +397,8 @@ public class ItemProductionMsgHandler extends AbstractClientMsgHandler {
             DbManager.removeFromCache(virtualItem);
             ForgeManager.itemWorkOrderLookup.remove(virtualItem);
 
+            workOrder.slots_used = workOrder.slots_used - 1;
+
             // If this is the last item then remove the workOrder from the game
 
             if (workOrder.cooking.isEmpty())