diff --git a/app/enterprise/controller/Im.php b/app/enterprise/controller/Im.php
index bc6569a..3bf154e 100644
--- a/app/enterprise/controller/Im.php
+++ b/app/enterprise/controller/Im.php
@@ -361,7 +361,7 @@ class Im extends BaseController
                 if ($v['status'] == 2) {
                     $status_str = "failed";
                 }
-                if ($v['is_group'] == 4) {
+                if ($v['is_group'] == 4 && $v['to_user'] != -2) {
                     $staticUser = User::staticUser();
                     $fromUser = $staticUser['aiChat'];
                 }