diff --git a/app/ticket/service/ConversationService.php b/app/ticket/service/ConversationService.php
index 8e5e49e..49d141f 100644
--- a/app/ticket/service/ConversationService.php
+++ b/app/ticket/service/ConversationService.php
@@ -35,6 +35,9 @@ class ConversationService
     {
         try {
             $data['attachment'] = serialize($data['attachment']);
+            if (empty($data['content'])) {
+                throw new BusinessException('消息内容不能为空');
+            }
             return (new ConversationLogic())->add($data);
         } catch (\Throwable $e) {
             throw $e;