diff --git a/servers/boe-server-all/src/main/java/com/xboe/module/boecase/api/CasesRecommendApi.java b/servers/boe-server-all/src/main/java/com/xboe/module/boecase/api/CasesRecommendApi.java
index c2bad212..6b63b23f 100644
--- a/servers/boe-server-all/src/main/java/com/xboe/module/boecase/api/CasesRecommendApi.java
+++ b/servers/boe-server-all/src/main/java/com/xboe/module/boecase/api/CasesRecommendApi.java
@@ -4,6 +4,7 @@ import cn.hutool.core.collection.CollectionUtil;
 import cn.hutool.core.collection.ListUtil;
 import cn.hutool.core.date.DateUtil;
 import cn.hutool.core.io.IoUtil;
+import cn.hutool.core.util.ObjectUtil;
 import cn.hutool.core.util.StrUtil;
 import cn.hutool.poi.excel.ExcelReader;
 import cn.hutool.poi.excel.ExcelUtil;
@@ -211,7 +212,9 @@ public class CasesRecommendApi extends ApiBaseController {
                     vo.setPushTime(DateUtil.formatDateTime(record.getPushTime()));
                     vo.setReadFlag(record.getReadFlag() == 1 ? "是" : "否");
                     vo.setReadStartTime(DateUtil.formatDateTime(record.getReadStartTime()));
-                    vo.setTotalReadTime(DateUtil.formatBetween(record.getReadStartTime(), record.getReadEndTime()));
+                    if (ObjectUtil.isNotEmpty(record.getReadStartTime()) && ObjectUtil.isNotEmpty(record.getReadEndTime())){
+                        vo.setTotalReadTime(DateUtil.formatBetween(record.getReadStartTime(), record.getReadEndTime()));
+                    }
                     return vo;
                 }).collect(Collectors.toList());
             }
@@ -220,6 +223,7 @@ public class CasesRecommendApi extends ApiBaseController {
             response.setHeader("Content-disposition", "attachment;filename=casesRecommend.xls");
             ExportsExcelSenderUtil.export(map, exportVos, outputStream,"yyyy-MM-dd HH:mm:ss");
         }catch (Exception e){
+            e.printStackTrace();
             log.error("导出失败",e.getMessage());
         }