diff --git a/main/java/shkd/todotask/todoZyTaskServiceHandler.java b/main/java/shkd/todotask/todoZyTaskServiceHandler.java
index a6c5779..e6443d3 100644
--- a/main/java/shkd/todotask/todoZyTaskServiceHandler.java
+++ b/main/java/shkd/todotask/todoZyTaskServiceHandler.java
@@ -279,7 +279,13 @@ public class todoZyTaskServiceHandler extends AbstractMessageServiceHandler {
 //        Date createDate = new Date();
         Date createDate = message.getSendTime();
         SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");
-        String createDateStr = sdf.format(createDate);
+        String createDateStr;
+        if (createDate != null) {
+            createDateStr = sdf.format(createDate);
+        } else {
+            // 可以根据需求处理 createDate 为 null 的情况，这里简单赋值为空字符串
+            createDateStr = "";
+        }
 
 
         //获取审批人集合