diff --git a/src/main/java/com/glxp/api/service/inout/impl/IoCodeTempService.java b/src/main/java/com/glxp/api/service/inout/impl/IoCodeTempService.java
index 974473f9..a23d74a9 100644
--- a/src/main/java/com/glxp/api/service/inout/impl/IoCodeTempService.java
+++ b/src/main/java/com/glxp/api/service/inout/impl/IoCodeTempService.java
@@ -349,6 +349,9 @@ public class IoCodeTempService {
         }
 
         UdiRelevanceResponse udiRelevanceResponse = udiRelevanceService.selectByNameCode(udiEntity.getUdi());
+        if (udiRelevanceResponse == null){
+            return ResultVOUtils.error(604, "当前产品未维护！");
+        }
         long recent = 0;
         if (udiRelevanceResponse.getRecentDateTime() != null)
             recent = udiRelevanceResponse.getRecentDateTime().longValue();