diff --git a/src/main/java/com/genersoft/iot/vmp/gb28181/transmit/event/request/impl/NotifyRequestForCatalogProcessor.java b/src/main/java/com/genersoft/iot/vmp/gb28181/transmit/event/request/impl/NotifyRequestForCatalogProcessor.java
index 7a506282..3f2a6c5a 100644
--- a/src/main/java/com/genersoft/iot/vmp/gb28181/transmit/event/request/impl/NotifyRequestForCatalogProcessor.java
+++ b/src/main/java/com/genersoft/iot/vmp/gb28181/transmit/event/request/impl/NotifyRequestForCatalogProcessor.java
@@ -104,7 +104,10 @@ public class NotifyRequestForCatalogProcessor extends SIPRequestProcessorParent
 						event = eventElement.getText().toUpperCase();
 					}
 					DeviceChannel channel = XmlUtil.channelContentHandler(itemDevice, device, event, civilCodeFileConf);
-
+					if (channel == null) {
+						logger.info("[收到目录订阅]：但是解析失败 {}", new String(evt.getRequest().getRawContent()));
+						continue;
+					}
 					channel.setDeviceId(device.getDeviceId());
 					logger.info("[收到目录订阅]：{}/{}", device.getDeviceId(), channel.getChannelId());
 					switch (event) {
diff --git a/src/main/java/com/genersoft/iot/vmp/gb28181/transmit/event/request/impl/NotifyRequestProcessor.java b/src/main/java/com/genersoft/iot/vmp/gb28181/transmit/event/request/impl/NotifyRequestProcessor.java
index f75c8bae..9203e2a0 100644
--- a/src/main/java/com/genersoft/iot/vmp/gb28181/transmit/event/request/impl/NotifyRequestProcessor.java
+++ b/src/main/java/com/genersoft/iot/vmp/gb28181/transmit/event/request/impl/NotifyRequestProcessor.java
@@ -408,6 +408,10 @@ public class NotifyRequestProcessor extends SIPRequestProcessorParent implements
 						event = eventElement.getText().toUpperCase();
 					}
 					DeviceChannel channel = XmlUtil.channelContentHandler(itemDevice, device, event, civilCodeFileConf);
+					if (channel == null) {
+						logger.info("[收到目录订阅]：但是解析失败 {}", new String(evt.getRequest().getRawContent()));
+						continue;
+					}
 					channel.setDeviceId(device.getDeviceId());
 					logger.info("[收到目录订阅]：{}/{}", device.getDeviceId(), channel.getChannelId());
 					switch (event) {
diff --git a/src/main/java/com/genersoft/iot/vmp/gb28181/transmit/event/request/impl/message/response/cmd/CatalogResponseMessageHandler.java b/src/main/java/com/genersoft/iot/vmp/gb28181/transmit/event/request/impl/message/response/cmd/CatalogResponseMessageHandler.java
index 2d8af9b1..a1875e01 100644
--- a/src/main/java/com/genersoft/iot/vmp/gb28181/transmit/event/request/impl/message/response/cmd/CatalogResponseMessageHandler.java
+++ b/src/main/java/com/genersoft/iot/vmp/gb28181/transmit/event/request/impl/message/response/cmd/CatalogResponseMessageHandler.java
@@ -113,6 +113,10 @@ public class CatalogResponseMessageHandler extends SIPRequestProcessorParent imp
                                         continue;
                                     }
                                     DeviceChannel deviceChannel = XmlUtil.channelContentHandler(itemDevice, device, null, civilCodeFileConf);
+                                    if (deviceChannel == null) {
+                                        logger.info("[收到通道]：但是解析失败 {}", new String(evt.getRequest().getRawContent()));
+                                        continue;
+                                    }
                                     deviceChannel = SipUtils.updateGps(deviceChannel, device.getGeoCoordSys());
                                     deviceChannel.setDeviceId(take.getDevice().getDeviceId());
 
diff --git a/src/main/java/com/genersoft/iot/vmp/gb28181/utils/SipUtils.java b/src/main/java/com/genersoft/iot/vmp/gb28181/utils/SipUtils.java
index 58fc6012..185e31d5 100644
--- a/src/main/java/com/genersoft/iot/vmp/gb28181/utils/SipUtils.java
+++ b/src/main/java/com/genersoft/iot/vmp/gb28181/utils/SipUtils.java
@@ -170,6 +170,10 @@ public class SipUtils {
     }
 
     public static DeviceChannel updateGps(DeviceChannel deviceChannel, String geoCoordSys) {
+        if (deviceChannel == null) {
+            return null;
+        }
+
         if (deviceChannel.getLongitude()*deviceChannel.getLatitude() > 0) {
 
             if (geoCoordSys == null) {