diff --git a/demo-athenaopt_backend/develop/src/main/java/com/digiwin/athena/app/service/purchase/PurchaseDemoGetService.java b/demo-athenaopt_backend/develop/src/main/java/com/digiwin/athena/app/service/purchase/PurchaseDemoGetService.java
index d79d3bd..7e011d8 100644
--- a/demo-athenaopt_backend/develop/src/main/java/com/digiwin/athena/app/service/purchase/PurchaseDemoGetService.java
+++ b/demo-athenaopt_backend/develop/src/main/java/com/digiwin/athena/app/service/purchase/PurchaseDemoGetService.java
@@ -49,22 +49,24 @@ public class PurchaseDemoGetService extends AbsEAIService {
         //根据请购单号+请购单序号+状态+任务卡类型查询
         LambdaQueryWrapper<PurchaseOrderDetailEntity> queryWrapper = new LambdaQueryWrapper<>();
         queryWrapper.eq(PurchaseOrderDetailEntity::getTenantSid, SecurityUtil.getUserProfile().getTenantSid());
-        queryWrapper.and(
-                queryWrapperInner -> {
-                    for (PurchaseOrderDetailEntity purchaseOrderDetail : purchaseInfos) {
-                        queryWrapperInner.or(
-                                wrapper -> wrapper
-                                        .eq(!StringUtils.isEmpty(purchaseOrderDetail.getPurchaseOrderNo()), PurchaseOrderDetailEntity::getPurchaseOrderNo, purchaseOrderDetail.getPurchaseOrderNo())
-                                        .eq(!StringUtils.isEmpty(purchaseOrderDetail.getPurchaseOrderSeq()), PurchaseOrderDetailEntity::getPurchaseOrderSeq, purchaseOrderDetail.getPurchaseOrderSeq())
-                                        .eq(!StringUtils.isEmpty(purchaseOrderDetail.getTabStatus()), PurchaseOrderDetailEntity::getTabStatus, purchaseOrderDetail.getTabStatus())
-                                        .eq(!StringUtils.isEmpty(purchaseOrderDetail.getAbnormalTabStatus()), PurchaseOrderDetailEntity::getAbnormalTabStatus, purchaseOrderDetail.getAbnormalTabStatus())
-                                        .eq(!StringUtils.isEmpty(purchaseOrderDetail.getReplyTabStatus()), PurchaseOrderDetailEntity::getReplyTabStatus, purchaseOrderDetail.getReplyTabStatus())
-                                        .eq(!StringUtils.isEmpty(purchaseOrderDetail.getTaskType()), PurchaseOrderDetailEntity::getTaskType, purchaseOrderDetail.getTaskType())
+        if (purchaseInfos != null && !purchaseInfos.isEmpty()) {
+            queryWrapper.and(
+                    queryWrapperInner -> {
+                        for (PurchaseOrderDetailEntity purchaseOrderDetail : purchaseInfos) {
+                            queryWrapperInner.or(
+                                    wrapper -> wrapper
+                                            .eq(!StringUtils.isEmpty(purchaseOrderDetail.getPurchaseOrderNo()), PurchaseOrderDetailEntity::getPurchaseOrderNo, purchaseOrderDetail.getPurchaseOrderNo())
+                                            .eq(!StringUtils.isEmpty(purchaseOrderDetail.getPurchaseOrderSeq()), PurchaseOrderDetailEntity::getPurchaseOrderSeq, purchaseOrderDetail.getPurchaseOrderSeq())
+                                            .eq(!StringUtils.isEmpty(purchaseOrderDetail.getTabStatus()), PurchaseOrderDetailEntity::getTabStatus, purchaseOrderDetail.getTabStatus())
+                                            .eq(!StringUtils.isEmpty(purchaseOrderDetail.getAbnormalTabStatus()), PurchaseOrderDetailEntity::getAbnormalTabStatus, purchaseOrderDetail.getAbnormalTabStatus())
+                                            .eq(!StringUtils.isEmpty(purchaseOrderDetail.getReplyTabStatus()), PurchaseOrderDetailEntity::getReplyTabStatus, purchaseOrderDetail.getReplyTabStatus())
+                                            .eq(!StringUtils.isEmpty(purchaseOrderDetail.getTaskType()), PurchaseOrderDetailEntity::getTaskType, purchaseOrderDetail.getTaskType())
 
-                        );
+                            );
+                        }
                     }
-                }
-        );
+            );
+        }
         List<PurchaseOrderDetailEntity> entities = purchaseOrderDetailRepository.selectList(queryWrapper);
 
         //String类型的null字段，转换为空字符串