智能回访

src/Hotline.Api/Controllers/OrderController.cs

@@ -869,7 +869,7 @@ public class OrderController : BaseController
             }
         }
         //获取系统配置智能回访语音URL头
-        aiVisitVoiceBaseUrl = _systemSettingCacheManager.GetSetting(SettingConstants.AiVisitVoiceBaseUrl).SettingValue[0];
+        aiVisitVoiceBaseUrl = _systemSettingCacheManager.GetSetting(SettingConstants.AiVisitVoiceBaseUrl)?.SettingValue[0];
 
         return new
         {