diff --git a/android/src/main/java/io/openim/flutter_openim_sdk/util/CommonUtil.java b/android/src/main/java/io/openim/flutter_openim_sdk/util/CommonUtil.java
index 6590d01..71b4ab1 100644
--- a/android/src/main/java/io/openim/flutter_openim_sdk/util/CommonUtil.java
+++ b/android/src/main/java/io/openim/flutter_openim_sdk/util/CommonUtil.java
@@ -277,11 +277,11 @@ public class CommonUtil {
     }
 
     public static String getCustomMessageData(MethodCall methodCall) {
-        return getSDKJsonParam(methodCall, KEY_CUSTOM_MESSAGE_DATA);
+        return getParamValue(methodCall, KEY_CUSTOM_MESSAGE_DATA);
     }
 
     public static String getCustomMessageExt(MethodCall methodCall) {
-        return getSDKJsonParam(methodCall, KEY_CUSTOM_MESSAGE_EXT);
+        return getParamValue(methodCall, KEY_CUSTOM_MESSAGE_EXT);
     }
 
     public static String getQuoteMessageText(MethodCall methodCall) {
diff --git a/lib/src/manager/im_group_manager.dart b/lib/src/manager/im_group_manager.dart
index 5a45d5f..45e78dc 100644
--- a/lib/src/manager/im_group_manager.dart
+++ b/lib/src/manager/im_group_manager.dart
@@ -154,6 +154,7 @@ class GroupManager {
 
   /// Edit group information
   Future<dynamic> setGroupInfo({
+    required String groupID,
     String? groupName,
     String? notification,
     String? introduction,
@@ -163,6 +164,7 @@ class GroupManager {
         'setGroupInfo',
         _buildParam({
           'gInfo': {
+            "groupID": groupID,
             "groupName": groupName,
             "notification": notification,
             "introduction": introduction,
diff --git a/lib/src/manager/im_manager.dart b/lib/src/manager/im_manager.dart
index 985ab75..192a1c0 100644
--- a/lib/src/manager/im_manager.dart
+++ b/lib/src/manager/im_manager.dart
@@ -335,7 +335,8 @@ class IMManager {
 
   ///
   Future<String?> setSelfInfo(
-      {String? name,
+      {required String uid,
+      String? name,
       String? icon,
       int? gender,
       String? mobile,
@@ -345,6 +346,7 @@ class IMManager {
     return _channel.invokeMethod(
         'setSelfInfo',
         _buildParam({
+          'uid': uid,
           'name': name,
           'icon': icon,
           'gender': gender,
diff --git a/lib/src/manager/im_message_manager.dart b/lib/src/manager/im_message_manager.dart
index af91fee..fde8d8b 100644
--- a/lib/src/manager/im_message_manager.dart
+++ b/lib/src/manager/im_message_manager.dart
@@ -317,8 +317,8 @@ class MessageManager {
 
   ///
   Future<Message> createCustomMessage({
-    required Map<String, dynamic> data,
-    required Map<String, dynamic> extension,
+    required String data,
+    required String extension,
     required String description,
   }) {
     return _channel
diff --git a/lib/src/models/message.dart b/lib/src/models/message.dart
index be1e1ae..6459ad6 100644
--- a/lib/src/models/message.dart
+++ b/lib/src/models/message.dart
@@ -420,8 +420,8 @@ class LocationElem {
 }
 
 class CustomElem {
-  Uint8List? data;
-  Uint8List? extension;
+  String? data;
+  String? extension;
   String? description;
 
   CustomElem({this.data, this.extension, this.description});