diff --git a/src/com/engine/recruit/service/impl/WrittenResultsServiceImpl.java b/src/com/engine/recruit/service/impl/WrittenResultsServiceImpl.java
index 163b8e8..71f73b7 100644
--- a/src/com/engine/recruit/service/impl/WrittenResultsServiceImpl.java
+++ b/src/com/engine/recruit/service/impl/WrittenResultsServiceImpl.java
@@ -115,10 +115,12 @@ public class WrittenResultsServiceImpl extends Service implements WrittenResults
                 descriptionList.add("[笔试结果]为空");
                 success = false;
             }
-            resultCellValue = convertResultValue(resultCellValue);
-            if (StringUtils.isBlank(resultCellValue)) {
-                descriptionList.add("[笔试结果]转换失败");
-                success = false;
+            if (StringUtils.isNotBlank(resultCellValue)) {
+                resultCellValue = convertResultValue(resultCellValue);
+                if (StringUtils.isBlank(resultCellValue)) {
+                    descriptionList.add("[笔试结果]转换失败");
+                    success = false;
+                }
             }
 
             // 更新笔试成绩