1 files changed, 4 insertions, 2 deletions
diff --git a/src/org/traccar/protocol/Pt502ProtocolDecoder.java b/src/org/traccar/protocol/Pt502ProtocolDecoder.java
index 424d491ae..1436eb5ac 100644
--- a/src/org/traccar/protocol/Pt502ProtocolDecoder.java
+++ b/src/org/traccar/protocol/Pt502ProtocolDecoder.java
@@ -18,6 +18,7 @@ package org.traccar.protocol;
 
 import org.jboss.netty.channel.Channel;
 import org.traccar.BaseProtocolDecoder;
+import org.traccar.DeviceSession;
 import org.traccar.helper.DateBuilder;
 import org.traccar.helper.Parser;
 import org.traccar.helper.PatternBuilder;
@@ -77,10 +78,11 @@ public class Pt502ProtocolDecoder extends BaseProtocolDecoder {
         Position position = new Position();
         position.setProtocol(getProtocolName());
 
-        if (!identify(parser.next(), channel, remoteAddress)) {
+        DeviceSession deviceSession = getDeviceSession(channel, remoteAddress, parser.next());
+        if (deviceSession == null) {
             return null;
         }
-        position.setDeviceId(getDeviceId());
+        position.setDeviceId(deviceSession.getDeviceId());
 
         DateBuilder dateBuilder = new DateBuilder()
                 .setTime(parser.nextInt(), parser.nextInt(), parser.nextInt(), parser.nextInt());