diff --git a/ad-platform-common/ad-platform-common-core/src/main/java/com/baiye/util/MailUtil.java b/ad-platform-common/ad-platform-common-core/src/main/java/com/baiye/util/MailUtil.java
index 17c9d3cb..d140a1d6 100644
--- a/ad-platform-common/ad-platform-common-core/src/main/java/com/baiye/util/MailUtil.java
+++ b/ad-platform-common/ad-platform-common-core/src/main/java/com/baiye/util/MailUtil.java
@@ -127,7 +127,7 @@ public class MailUtil {
         return message;
     }
 
-    public static void sendMail(String username, String password, String toUsername, String fileName, String taskName) {
+    public static Boolean sendMail(String username, String password, String toUsername, String fileName, String taskName) {
 
         try {
             // 1. 创建参数配置, 用于连接邮件服务器的参数配置
@@ -176,8 +176,10 @@ public class MailUtil {
 
             // 7. 关闭连接
             transport.close();
+            return Boolean.TRUE;
         } catch (Exception ex) {
             log.error("===================== send message error {} ==========================", ex.getMessage());
+            return Boolean.FALSE;
         }
     }
 
diff --git a/ad-platform-manage/ad-platform-management/src/main/java/com/baiye/modules/platform/service/impl/TaskImeiServiceImpl.java b/ad-platform-manage/ad-platform-management/src/main/java/com/baiye/modules/platform/service/impl/TaskImeiServiceImpl.java
index 82862b06..9edb40e3 100644
--- a/ad-platform-manage/ad-platform-management/src/main/java/com/baiye/modules/platform/service/impl/TaskImeiServiceImpl.java
+++ b/ad-platform-manage/ad-platform-management/src/main/java/com/baiye/modules/platform/service/impl/TaskImeiServiceImpl.java
@@ -153,8 +153,12 @@ public class TaskImeiServiceImpl implements TaskImeiService {
             CompressUtil.decryptionCompression
                     (zipPath, csvPath, deliveryProperties.getZipPassword());
             // 发送邮件
-            MailUtil.sendMail(deliveryProperties.getEmailAddress(),
+            Boolean aBoolean = MailUtil.sendMail(deliveryProperties.getEmailAddress(),
                     deliveryProperties.getEmailPassword(), deliveryProperties.getToEmailAddress(), zipPath, taskImeiDTO.getBatchNo());
+            if (Boolean.FALSE.equals(aBoolean)) {
+                return CommonResponse.createByErrorCodeMessage
+                        (DefaultNumberConstants.ZERO_NUMBER, ResponseCode.DATA_CONVERSION_FAILURE.getDesc());
+            }
             Long recordId = deliveryRecordService.saveDeliveryRecord(zipPath, taskImeiDTO.getBatchNo(), dtoList.size(),
                     null, (long) DefaultNumberConstants.ONE_NUMBER, DefaultNumberConstants.THREE_NUMBER);
             // 缓存三天
diff --git a/ad-platform-manage/ad-platform-management/src/main/resources/config/application-prod.yml b/ad-platform-manage/ad-platform-management/src/main/resources/config/application-prod.yml
index 55abb94d..8c005921 100644
--- a/ad-platform-manage/ad-platform-management/src/main/resources/config/application-prod.yml
+++ b/ad-platform-manage/ad-platform-management/src/main/resources/config/application-prod.yml
@@ -62,7 +62,7 @@ login:
   # 登录缓存
   cache-enable: false
   #  是否限制单用户登录
-  single-login: false
+  single-login: true
   #  验证码
   login-code:
     #  验证码类型配置 查看 LoginProperties 类
diff --git a/ad-platform-pojo/src/main/java/com/baiye/model/enums/ResponseCode.java b/ad-platform-pojo/src/main/java/com/baiye/model/enums/ResponseCode.java
index d0547194..48d3885f 100644
--- a/ad-platform-pojo/src/main/java/com/baiye/model/enums/ResponseCode.java
+++ b/ad-platform-pojo/src/main/java/com/baiye/model/enums/ResponseCode.java
@@ -191,6 +191,11 @@ public enum ResponseCode {
      */
     UPDATE_USER_ERROR("11012", "修改用户信息失败"),
 
+    /**
+     * 兑换数据失败
+     */
+    DATA_CONVERSION_FAILURE("11013", "兑换数据失败,请再次重试"),
+
     /**
      * 发送邮件失败
      */