diff --git a/xinnengyuan/ruoyi-modules/ruoyi-system/src/main/java/org/dromara/xzd/service/impl/XzdSupplierInfoServiceImpl.java b/xinnengyuan/ruoyi-modules/ruoyi-system/src/main/java/org/dromara/xzd/service/impl/XzdSupplierInfoServiceImpl.java
index e40e79a6..3bafa4c3 100644
--- a/xinnengyuan/ruoyi-modules/ruoyi-system/src/main/java/org/dromara/xzd/service/impl/XzdSupplierInfoServiceImpl.java
+++ b/xinnengyuan/ruoyi-modules/ruoyi-system/src/main/java/org/dromara/xzd/service/impl/XzdSupplierInfoServiceImpl.java
@@ -84,9 +84,13 @@ public class XzdSupplierInfoServiceImpl extends ServiceImpl<XzdSupplierInfoMappe
     @Override
     public XzdSupplierInfoVo queryById(Long id){
         XzdSupplierInfoVo xzdSupplierInfoVo = baseMapper.selectVoById(id);
-        List<XzdSupplierInfoVo> xzdSupplierInfoVo1 = List.of(xzdSupplierInfoVo);
-        setValue(xzdSupplierInfoVo1);
-        return xzdSupplierInfoVo1.getFirst();
+        if (xzdSupplierInfoVo !=  null) {
+            List<XzdSupplierInfoVo> xzdSupplierInfoVo1 = List.of(xzdSupplierInfoVo);
+            setValue(xzdSupplierInfoVo1);
+            return xzdSupplierInfoVo1.getFirst();
+        }else {
+            return null;
+        }
     }
 
     /**
@@ -188,10 +192,9 @@ public class XzdSupplierInfoServiceImpl extends ServiceImpl<XzdSupplierInfoMappe
         XzdSupplierInfo add = MapstructUtils.convert(bo, XzdSupplierInfo.class);
         validEntityBeforeSave(add);
         String banBen = BatchNumberGenerator.generateBatchNumber("GYSXX-");
-        add.setUnitCode(banBen);
-
-        if (add == null){
-            log.warn("转换对象类型失败");
+        if (add != null) {
+            add.setUnitCode(banBen);
+        }else {
             return false;
         }