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 fdbcad3..c6ae550 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
@@ -714,7 +714,8 @@ public class BaseRepositoryImpl<T, ID extends Serializable> extends SimpleJpaRep
 
     @Override
     public double findByHqlDouble(String hql) {
-        return entityManager.createQuery(hql,Double.class).getSingleResult();
+        Double result = entityManager.createQuery(hql,Double.class).getSingleResult();
+        return result == null ? 0 : result;
     }
 
     @Override