diff --git a/modules/i3plus-pojo-base/src/main/java/cn/estsh/i3plus/pojo/base/jpa/daoimpl/BaseRepositoryImpl.java b/modules/i3plus-pojo-base/src/main/java/cn/estsh/i3plus/pojo/base/jpa/daoimpl/BaseRepositoryImpl.java
index afd81eb..3b2f5a2 100644
--- a/modules/i3plus-pojo-base/src/main/java/cn/estsh/i3plus/pojo/base/jpa/daoimpl/BaseRepositoryImpl.java
+++ b/modules/i3plus-pojo-base/src/main/java/cn/estsh/i3plus/pojo/base/jpa/daoimpl/BaseRepositoryImpl.java
@@ -61,6 +61,9 @@ public class BaseRepositoryImpl<T, ID extends Serializable> extends SimpleJpaRep
     }
 
     public void detachObject(T t){
+        if (t == null) {
+            return;
+        }
         entityManager.detach(t);
     }