diff --git a/ic/src/private/nccloud/api/impl/ic/m4d/APIMaterialOutMaintainImpl.java b/ic/src/private/nccloud/api/impl/ic/m4d/APIMaterialOutMaintainImpl.java
index 085873a4..c49b393c 100644
--- a/ic/src/private/nccloud/api/impl/ic/m4d/APIMaterialOutMaintainImpl.java
+++ b/ic/src/private/nccloud/api/impl/ic/m4d/APIMaterialOutMaintainImpl.java
@@ -495,8 +495,11 @@ public class APIMaterialOutMaintainImpl implements IAPIMaterialOutMaintain {
             for (AggPickmVO newPickmVO : newPickmVOS) {
                 PickmItemVO[] pickmItemVOS = (PickmItemVO[]) newPickmVO.getChildren(PickmItemVO.class);
                 for (PickmItemVO pickmItemVO : pickmItemVOS) {
-                    Double nbsetpartsnum = pickmItemVO.getNbsetpartsnum().toDouble();
-                    sum += nbsetpartsnum;
+                    UFDouble nbsetpartsnum1 = pickmItemVO.getNbsetpartsnum();
+                    if (nbsetpartsnum1 != null) {
+                        Double nbsetpartsnum = nbsetpartsnum1.toDouble();
+                        sum += nbsetpartsnum;
+                    }
                 }
             }
         }