diff --git a/config/config.yaml b/config/config.yaml
index 7dd3403b0..02dbc6638 100644
--- a/config/config.yaml
+++ b/config/config.yaml
@@ -79,7 +79,15 @@ rpcport:
   openImGroupPort: [ 10500  ]
   openImAuthPort: [ 10600 ]
   openImPushPort: [ 10700 ]
-
+  c2c:
+    callbackBeforeSendMsg:
+      switch: false
+      timeoutStrategy: 1 #1:send
+    callbackAfterSendMsg:
+      switch: false
+  state:
+    stateChange:
+      switch: false
 
 rpcregistername:
   openImUserName: User
@@ -139,11 +147,18 @@ tokenpolicy:
   accessExpire: 7
 
 messagecallback:
-  callbackSwitch: false
   callbackUrl: "http://www.xxx.com/msg/judge"
   #TimeOut use second as unit
   callbackTimeOut: 10
-
+  c2c:
+    callbackBeforeSendMsg:
+      switch: false
+      timeoutStrategy: 1 #1:send
+    callbackAfterSendMsg:
+      switch: false
+  state:
+    stateChange:
+      switch: false
 
 #---------------demo configuration---------------------#
 #The following configuration items are applied to openIM Demo configuration
diff --git a/pkg/common/db/mysql_model/im_mysql_model/group_member_model.go b/pkg/common/db/mysql_model/im_mysql_model/group_member_model.go
index 60ad86e85..a31f973e1 100644
--- a/pkg/common/db/mysql_model/im_mysql_model/group_member_model.go
+++ b/pkg/common/db/mysql_model/im_mysql_model/group_member_model.go
@@ -63,7 +63,7 @@ func FindGroupMemberInfoByGroupIdAndUserId(groupId, uid string) (*GroupMember, e
 		return nil, err
 	}
 	var groupMember GroupMember
-	err = dbConn.Raw("select * from `group_member` where group_id=? and uid=? limit 1", groupId, uid).Scan(&groupMember).Error
+	err = dbConn.Raw("select * from `group_member` where group_id=? and uid=? limit 1", groupId, uid).Find(&groupMember).Error
 	if err != nil {
 		return nil, err
 	}