标准插入规格书时，没有私有物料字段，自动生成。

src/main/java/com/uas/platform/b2c/prod/commodity/service/impl/ProductServiceImpl.java

@@ -2107,6 +2107,11 @@ public class ProductServiceImpl implements ProductService {
                 ProductPrivate productPrivate = privates.get(0);
                 productPrivate.setAttach(component.getAttach());
                 productPrivateDao.save(productPrivate);
+            } else {
+                ProductPrivate productPrivate = new ProductPrivate();
+                productPrivate.setAttach(component.getAttach());
+                productPrivate.setPrId(product.getId());
+                productPrivateDao.save(productPrivate);
             }
         }
         Product product1 = productDao.save(product);
@@ -2137,6 +2142,11 @@ public class ProductServiceImpl implements ProductService {
                             ProductPrivate productPrivate = productPrivates.get(0);
                             productPrivate.setAttach(component.getAttach());
                             productPrivatelist.add(productPrivate);
+                        } else {
+                            ProductPrivate productPrivate = new ProductPrivate();
+                            productPrivate.setAttach(component.getAttach());
+                            productPrivate.setPrId(product.getId());
+                            productPrivatelist.add(productPrivate);
                         }
                     }