Time: 2021/9/17 12:28:31 Action: 事件请求 Message: unsubscribe ----------------------------------------------------------- Time: 2021/9/17 12:28:50 Action: 事件请求 Message: subscribe ----------------------------------------------------------- Time: 2021/9/17 12:28:50 Action: 关注事件 Message: subscribe ----------------------------------------------------------- Time: 2021/9/17 12:28:50 Action: 关注事件 Message: ----------------------------------------------------------- Time: 2021/9/17 12:28:50 Action: 用户信息 Message: ----------------------------------------------------------- Time: 2021/9/17 12:28:50 Action: 关注事件处理出错 Message: System.ArgumentNullException: 值不能为 null。 参数名: address 在 System.Net.WebClient.DownloadFile(String address, String fileName) 在 DTcms.API.Weixin.Handler.CustomMessageHandler.OnEvent_SubscribeRequest(RequestMessageEvent_Subscribe requestMessage) 位置 E:\ChengGong\DTcms.API\Weixin\Handler\CustomMessageHandler_Events.cs:行号 121 ----------------------------------------------------------- Time: 2021/9/17 12:39:50 Action: 事件请求 Message: subscribe ----------------------------------------------------------- Time: 2021/9/17 12:39:50 Action: 关注事件 Message: subscribe ----------------------------------------------------------- Time: 2021/9/17 12:39:50 Action: 关注事件 Message: ----------------------------------------------------------- Time: 2021/9/17 12:39:50 Action: 用户信息 Message: ----------------------------------------------------------- Time: 2021/9/17 12:39:50 Action: 关注事件处理出错 Message: System.ArgumentNullException: 值不能为 null。 参数名: address 在 System.Net.WebClient.DownloadFile(String address, String fileName) 在 DTcms.API.Weixin.Handler.CustomMessageHandler.OnEvent_SubscribeRequest(RequestMessageEvent_Subscribe requestMessage) 位置 E:\ChengGong\DTcms.API\Weixin\Handler\CustomMessageHandler_Events.cs:行号 121 -----------------------------------------------------------