diff --git a/cloud-task-server/src/main/java/com/muyu/service/impl/TaskInputInfoServiceImpl.java b/cloud-task-server/src/main/java/com/muyu/service/impl/TaskInputInfoServiceImpl.java
index 2245de5..22ed916 100644
--- a/cloud-task-server/src/main/java/com/muyu/service/impl/TaskInputInfoServiceImpl.java
+++ b/cloud-task-server/src/main/java/com/muyu/service/impl/TaskInputInfoServiceImpl.java
@@ -44,6 +44,9 @@ public class TaskInputInfoServiceImpl extends ServiceImpl<TaskInputInfoMapper, T
         LambdaQueryWrapper<TaskInputInfo> queryWrapper = new LambdaQueryWrapper<>();
         queryWrapper.eq(TaskInputInfo::getNodeId, nodeId);
         TaskInputInfo taskInputInfo = taskInputInfoMapper.selectOne(queryWrapper);
+        if(taskInputInfo==null){
+            return new TaskInputInfo();
+        }
         String tableField = taskInputInfo.getTableField();
         List<Structure> structures = JSON.parseArray(tableField, Structure.class);
         taskInputInfo.setColumnList(structures);