From 2226d34898b79b93b1fa9ad36dde12517f13ca15 Mon Sep 17 00:00:00 2001
From: 648540858 <648540858@qq.com>
Date: Thu, 6 Jun 2024 00:29:52 +0800
Subject: [PATCH] =?UTF-8?q?=E4=BF=AE=E5=A4=8D=E7=A9=BA=E6=8C=87=E9=92=88?=
 =?UTF-8?q?=E5=BC=82=E5=B8=B8?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 .../com/genersoft/iot/vmp/gb28181/event/EventPublisher.java     | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/main/java/com/genersoft/iot/vmp/gb28181/event/EventPublisher.java b/src/main/java/com/genersoft/iot/vmp/gb28181/event/EventPublisher.java
index 299d59ac..b87684a8 100755
--- a/src/main/java/com/genersoft/iot/vmp/gb28181/event/EventPublisher.java
+++ b/src/main/java/com/genersoft/iot/vmp/gb28181/event/EventPublisher.java
@@ -79,7 +79,7 @@ public class EventPublisher {
 			// 数据去重
 			Set<String> gbIdSet = new HashSet<>();
 			for (DeviceChannel deviceChannel : deviceChannels) {
-				if (!gbIdSet.contains(deviceChannel.getChannelId())) {
+				if (deviceChannel != null && deviceChannel.getChannelId() != null && !gbIdSet.contains(deviceChannel.getChannelId())) {
 					gbIdSet.add(deviceChannel.getChannelId());
 					channels.add(deviceChannel);
 				}