修复:避免拆单错误

src/Production/Product.ts

@@ -738,6 +738,8 @@ export namespace Production
         };
         for (let id of mids)
         {
+            if (!id || id.IsErase) continue;
+
             let metals = id.Object as HardwareCompositeEntity;
             if (!metals.HardwareOption)
                 continue;