diff --git a/sdk/ext/CloudData.class.js b/sdk/ext/CloudData.class.js
index b2c9703ddebc663756df1f61f190ebe98474bdb1..363a5beb285cd76fa86841c25ff5f73916d6f26a 100644
--- a/sdk/ext/CloudData.class.js
+++ b/sdk/ext/CloudData.class.js
@@ -193,6 +193,7 @@ export default class CloudData {
     return param == undefined ? datas : datas[0]
   }
   set(data){
+    if(!data) return
     // 先判断是否存在
     let item = this.find(data.id || data._id || Object.keys(data)[0])
     if(item){
diff --git a/sdk/state/ConversationItem.class.js b/sdk/state/ConversationItem.class.js
index fba687569699502bf4aeb0353c2bd2158f3ab6af..782c5da428cb14fbac3a4b5348a1660eab72e62e 100644
--- a/sdk/state/ConversationItem.class.js
+++ b/sdk/state/ConversationItem.class.js
@@ -39,8 +39,8 @@ class ConversationItem {
       // 群聊
       this.group = $state.group.find(this.group_id)
       if (!this.group) {
-        console.error('群聊本地不存在 this.group_id', this.group_id);
-        // throw new Error('群聊不存在')
+        console.error('群聊不存在', this)
+        throw new Error('群聊不存在')
       }
 
       // 2. 设置群tag