diff --git a/IRaCIS.Core.Application/Helper/SendEmailHelper.cs b/IRaCIS.Core.Application/Helper/SendEmailHelper.cs
index 974a60f02..7a223b275 100644
--- a/IRaCIS.Core.Application/Helper/SendEmailHelper.cs
+++ b/IRaCIS.Core.Application/Helper/SendEmailHelper.cs
@@ -52,15 +52,19 @@ public static class SendEmailHelper
 
     public static async Task<bool> TestEmailConfigAsync(SystemEmailSendConfig _systemEmailConfig)
     {
-        using (var client = new MailKit.Net.Smtp.SmtpClient())
+        using (var cts = new CancellationTokenSource(TimeSpan.FromSeconds(5)))
         {
+            using (var client = new MailKit.Net.Smtp.SmtpClient())
+            {
 
-            await client.ConnectAsync(_systemEmailConfig.Host, _systemEmailConfig.Port, SecureSocketOptions.Auto);
+                await client.ConnectAsync(_systemEmailConfig.Host, _systemEmailConfig.Port, SecureSocketOptions.Auto, cts.Token);
 
-            await client.AuthenticateAsync(_systemEmailConfig.FromEmail, _systemEmailConfig.AuthorizationCode);
+                await client.AuthenticateAsync(_systemEmailConfig.FromEmail, _systemEmailConfig.AuthorizationCode, cts.Token);
 
-            await client.DisconnectAsync(true);
+                await client.DisconnectAsync(true);
+            }
         }
+       
 
         return true;
     }
diff --git a/IRaCIS.Core.Application/Service/Document/TrialEmailNoticeConfigService.cs b/IRaCIS.Core.Application/Service/Document/TrialEmailNoticeConfigService.cs
index 2103aecef..5698b1e26 100644
--- a/IRaCIS.Core.Application/Service/Document/TrialEmailNoticeConfigService.cs
+++ b/IRaCIS.Core.Application/Service/Document/TrialEmailNoticeConfigService.cs
@@ -1479,7 +1479,7 @@ namespace IRaCIS.Core.Application.Service
             {
 
                 //---发件人配置错误，请核对服务器地址或者授权码是否填写有误
-                throw new BusinessValidationFailedException(_localizer["TrialEmailN_InvalidSenderEmailConfig"] + ex.Message);
+                throw new BusinessValidationFailedException(_localizer["TrialEmailN_InvalidSenderEmailConfig"]);
             }