diff --git a/blade-service/blade-scheduling/src/main/java/org/springblade/scheduling/scheduling/service/impl/WorkOrderServiceImpl.java b/blade-service/blade-scheduling/src/main/java/org/springblade/scheduling/scheduling/service/impl/WorkOrderServiceImpl.java
index bdb6f972b..c947755ad 100644
--- a/blade-service/blade-scheduling/src/main/java/org/springblade/scheduling/scheduling/service/impl/WorkOrderServiceImpl.java
+++ b/blade-service/blade-scheduling/src/main/java/org/springblade/scheduling/scheduling/service/impl/WorkOrderServiceImpl.java
@@ -496,8 +496,10 @@ public class WorkOrderServiceImpl extends BaseServiceImpl<WorkOrderMapper, WorkO
                     }
                     //查询已经加工完的
                     List<WorkPlanEntity> oldWorkPlanList = workPlanService.list(Wrappers.<WorkPlanEntity>lambdaQuery().eq(WorkPlanEntity::getWoId,oldWorkOrder.getId()).orderByAsc(WorkPlanEntity::getOrders));
-                    List<Long> ppsIds = oldWorkPlanList.stream().map(WorkPlanEntity::getPpsId).collect(Collectors.toList());
-                    craftList = yieldOrderCraftService.list(Wrappers.<YieldOrderCraftEntity>lambdaQuery().eq(YieldOrderCraftEntity::getYoId, order.getId()).ne(YieldOrderCraftEntity::getCaId, 27).notIn(YieldOrderCraftEntity::getPpsId,ppsIds).orderByAsc(YieldOrderCraftEntity::getProcessNo));
+                    if(CollectionUtils.isNotEmpty(oldWorkPlanList)){
+                        List<Long> ppsIds = oldWorkPlanList.stream().map(WorkPlanEntity::getPpsId).collect(Collectors.toList());
+                        craftList = yieldOrderCraftService.list(Wrappers.<YieldOrderCraftEntity>lambdaQuery().eq(YieldOrderCraftEntity::getYoId, order.getId()).ne(YieldOrderCraftEntity::getCaId, 27).notIn(YieldOrderCraftEntity::getPpsId,ppsIds).orderByAsc(YieldOrderCraftEntity::getProcessNo));
+                    }
                 }
                 //过滤非外协工序
                 List<YieldOrderCraftEntity> craftList1 = craftList.stream().filter(item -> item.getIsOutsource() == false).collect(Collectors.toList());