diff --git a/hzims-service/hzims-big-model/src/main/java/com/hnac/hzims/bigmodel/interactive/service/impl/AuthenticationService.java b/hzims-service/hzims-big-model/src/main/java/com/hnac/hzims/bigmodel/interactive/service/impl/AuthenticationService.java
index f836450..f34088b 100644
--- a/hzims-service/hzims-big-model/src/main/java/com/hnac/hzims/bigmodel/interactive/service/impl/AuthenticationService.java
+++ b/hzims-service/hzims-big-model/src/main/java/com/hnac/hzims/bigmodel/interactive/service/impl/AuthenticationService.java
@@ -102,6 +102,9 @@ public class AuthenticationService {
             // 如限制机器发送遥控指令
             if(ctrlAuth.getIsLimitMachine().intValue() == 1) {
                 SessionContentVO sessionContent = (SessionContentVO) redisTemplate.opsForHash().get(RedisKeyConstants.SESSION_CONTENT_KEY, sessionId);
+                Assert.isTrue(Func.isNotEmpty(sessionContent),() -> {
+                    throw new ServiceException("获取问题机器码失败，校验不通过！");
+                });
                 String machineCode = sessionContent.getMachineCode();
                 Assert.isTrue(StringUtil.isNotBlank(machineCode) && Func.isNotEmpty(machineCode) ,() -> {
                     throw new ServiceException("获取问题机器码失败，校验不通过！");
diff --git a/hzims-service/hzims-big-model/src/main/java/com/hnac/hzims/bigmodel/interactive/vo/DataVO.java b/hzims-service/hzims-big-model/src/main/java/com/hnac/hzims/bigmodel/interactive/vo/DataVO.java
index 97dfe29..d3ea096 100644
--- a/hzims-service/hzims-big-model/src/main/java/com/hnac/hzims/bigmodel/interactive/vo/DataVO.java
+++ b/hzims-service/hzims-big-model/src/main/java/com/hnac/hzims/bigmodel/interactive/vo/DataVO.java
@@ -28,4 +28,6 @@ public class DataVO implements Serializable {
     /**实时数据结果集**/
     private Map<String,Object> real;
 
+    private DataItemVO item;
+
 }