From 6ae33f2a67ac7bfd2145f05068f2e5ecf15d3f2c Mon Sep 17 00:00:00 2001
From: 648540858 <648540858@qq.com>
Date: Mon, 26 Sep 2022 14:01:22 +0800
Subject: [PATCH] =?UTF-8?q?=E4=BF=AE=E5=A4=8D=E7=A9=BA=E6=8C=87=E9=92=88?=
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---
 .../transmit/event/request/impl/AckRequestProcessor.java      | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/src/main/java/com/genersoft/iot/vmp/gb28181/transmit/event/request/impl/AckRequestProcessor.java b/src/main/java/com/genersoft/iot/vmp/gb28181/transmit/event/request/impl/AckRequestProcessor.java
index 8acf621f..23a04202 100644
--- a/src/main/java/com/genersoft/iot/vmp/gb28181/transmit/event/request/impl/AckRequestProcessor.java
+++ b/src/main/java/com/genersoft/iot/vmp/gb28181/transmit/event/request/impl/AckRequestProcessor.java
@@ -96,6 +96,10 @@ public class AckRequestProcessor extends SIPRequestProcessorParent implements In
 		dynamicTask.stop(callIdHeader.getCallId());
 		String channelId = ((SipURI) ((HeaderAddress) evt.getRequest().getHeader(ToHeader.NAME)).getAddress().getURI()).getUser();
 		SendRtpItem sendRtpItem =  redisCatchStorage.querySendRTPServer(platformGbId, channelId, null, callIdHeader.getCallId());
+		if (sendRtpItem == null) {
+			logger.warn("[收到ACK]：未找到通道({})的推流信息", channelId);
+			return;
+		}
 		String is_Udp = sendRtpItem.isTcp() ? "0" : "1";
 		MediaServerItem mediaInfo = mediaServerService.getOne(sendRtpItem.getMediaServerId());
 		logger.info("收到ACK，rtp/{}开始向上级推流, 目标={}:{}，SSRC={}", sendRtpItem.getStreamId(), sendRtpItem.getIp(), sendRtpItem.getPort(), sendRtpItem.getSsrc());