diff --git a/src/main/java/com/zhgd/xmgl/modules/basicdata/service/impl/EngineeringStageServiceImpl.java b/src/main/java/com/zhgd/xmgl/modules/basicdata/service/impl/EngineeringStageServiceImpl.java
index 0f43816..0ad3204 100644
--- a/src/main/java/com/zhgd/xmgl/modules/basicdata/service/impl/EngineeringStageServiceImpl.java
+++ b/src/main/java/com/zhgd/xmgl/modules/basicdata/service/impl/EngineeringStageServiceImpl.java
@@ -85,13 +85,15 @@ public class EngineeringStageServiceImpl extends ServiceImpl<EngineeringStageMap
         for (AnnexFile annexFile : engineeringStageVo.getAnnexFiles()) {
             annexFile.setRelevanceId(engineeringStageVo.getId().toString());
         }
-        for (EngineeringStageEight engineeringStageEight : engineeringStageVo.getEngineeringStageEightList()) {
-            engineeringStageEight.setStageId(engineeringStageVo.getId());
-            engineeringStageEightService.save(engineeringStageEight);
-            for (AnnexFile annexFile : engineeringStageEight.getAnnexFiles()) {
-                annexFile.setRelevanceId(engineeringStageEight.getId().toString());
+        if(engineeringStageVo.getEngineeringStageEightList() != null) {
+            for (EngineeringStageEight engineeringStageEight : engineeringStageVo.getEngineeringStageEightList()) {
+                engineeringStageEight.setStageId(engineeringStageVo.getId());
+                engineeringStageEightService.save(engineeringStageEight);
+                for (AnnexFile annexFile : engineeringStageEight.getAnnexFiles()) {
+                    annexFile.setRelevanceId(engineeringStageEight.getId().toString());
+                }
+                annexFileService.saveBatch(engineeringStageEight.getAnnexFiles());
             }
-            annexFileService.saveBatch(engineeringStageEight.getAnnexFiles());
         }
         annexFileService.saveBatch(engineeringStageVo.getAnnexFiles());