diff --git a/im-center-server/src/main/java/cn/axzo/im/group/GroupManager.java b/im-center-server/src/main/java/cn/axzo/im/group/GroupManager.java
index 8adbeb6..cea3375 100644
--- a/im-center-server/src/main/java/cn/axzo/im/group/GroupManager.java
+++ b/im-center-server/src/main/java/cn/axzo/im/group/GroupManager.java
@@ -116,22 +116,24 @@ public class GroupManager {
     }
 
     public GroupAddMembersResponse addMembers(GroupAddMembersRequest request) {
-        Group group = getGroupForUpdateOrThrow(request.getTid());
-        BizAssertions.assertFalse(group.isDismissed(), "群已经解散");
-        groupSupport.log(group.getTid(), "add-members", request);
-        // sync members 1
-        groupMemberSyncer.syncMembers(group);
-        // prepare add members
-        Set<PersonAccountAttribute> prePersons = groupMemberDao.getAsPersons(group.getTid());
-        Set<PersonAccountAttribute> addPersons = request.getMembers().stream()
-                .filter(member -> !prePersons.contains(member))
-                .collect(toSet());
-        if (addPersons.isEmpty())
-            return new GroupAddMembersResponse();
-        BizAssertions.assertTrue(group.addMoreMembers(prePersons.size() + addPersons.size()),
-                "群聊人数上限{}人, 请删除部分已选人员", group.getMemberLimit());
-        ImAccounts imAccounts = accountService.getOrCreateImAccounts(addPersons);
+        // DON'T delete this line
+        accountService.getOrCreateImAccounts(request.getMembers());
         return transactionTemplate.execute(unused -> {
+            Group group = getGroupForUpdateOrThrow(request.getTid());
+            BizAssertions.assertFalse(group.isDismissed(), "群已经解散");
+            groupSupport.log(group.getTid(), "add-members", request);
+            // sync members 1
+            groupMemberSyncer.syncMembers(group);
+            // prepare add members
+            Set<PersonAccountAttribute> prePersons = groupMemberDao.getAsPersons(group.getTid());
+            Set<PersonAccountAttribute> addPersons = request.getMembers().stream()
+                    .filter(member -> !prePersons.contains(member))
+                    .collect(toSet());
+            if (addPersons.isEmpty())
+                return new GroupAddMembersResponse();
+            BizAssertions.assertTrue(group.addMoreMembers(prePersons.size() + addPersons.size()),
+                    "群聊人数上限{}人, 请删除部分已选人员", group.getMemberLimit());
+            ImAccounts imAccounts = accountService.getOrCreateImAccounts(addPersons);
             if (imAccounts.isAccountEmpty()) {
                 notification.send("添加群成员[{},{}], 有效群成员IM账号列表为空. 请求成员信息: {}",
                         group.getTid(), group.getName(), JSON.toJSONString(request.getMembers()));