diff --git a/sec-beidou-rtcm/src/main/java/com/imdroid/sideslope/calc/MultiLineGNSSCalcService.java b/sec-beidou-rtcm/src/main/java/com/imdroid/sideslope/calc/MultiLineGNSSCalcService.java
index 844cc533..97e5fde1 100644
--- a/sec-beidou-rtcm/src/main/java/com/imdroid/sideslope/calc/MultiLineGNSSCalcService.java
+++ b/sec-beidou-rtcm/src/main/java/com/imdroid/sideslope/calc/MultiLineGNSSCalcService.java
@@ -79,9 +79,14 @@ public class MultiLineGNSSCalcService {
             lastD342Time.createTime = msgTime;
             lastD342Time.uploadTime = LocalDateTime.now();
 
+            int i = 0;
             for(BaseMessage message: d342Message.getMessageList()){
                 D341LocationMessage d341Message = (D341LocationMessage)message;
                 calcService.calcSingle(d341Message, false);
+
+                // 查找序号不连续的问题
+                i++;
+                if(i==1 || i==d341Count) logger.info("d342: d341 seq "+message.getSeq());
             }
         }
         else if(lastD342Time != null){
@@ -92,7 +97,7 @@ public class MultiLineGNSSCalcService {
 
     void d342SessionDone(String deviceId, Integer tenantId, LocalDateTime lastDate){
         //补传结束指示
-        logger.info(deviceId + " d342 session done!");
+        logger.info(deviceId + " d342 session done! "+lastDate);
         // 计算上轮结果
         calcService.calSingleDone(deviceId, tenantId, lastDate);
         // 重算最近的