Ignore messages without location

2 files changed, 8 insertions, 1 deletions

diff --git a/src/org/traccar/protocol/UlbotechProtocolDecoder.java b/src/org/traccar/protocol/UlbotechProtocolDecoder.java
index 48122a8f3..9ad590ad4 100644
--- a/src/org/traccar/protocol/UlbotechProtocolDecoder.java
+++ b/src/org/traccar/protocol/UlbotechProtocolDecoder.java
@@ -97,7 +97,11 @@ public class UlbotechProtocolDecoder extends BaseProtocolDecoder {
         }
 
         position.setExtendedInfo(extendedInfo.toString());
-        return position;
+        
+        if (position.getValid() != null) {
+            return position;
+        }
+        return null;
     }
 
 }
diff --git a/test/org/traccar/protocol/UlbotechProtocolDecoderTest.java b/test/org/traccar/protocol/UlbotechProtocolDecoderTest.java
index e680ec6af..5e5433925 100644
--- a/test/org/traccar/protocol/UlbotechProtocolDecoderTest.java
+++ b/test/org/traccar/protocol/UlbotechProtocolDecoderTest.java
@@ -14,6 +14,9 @@ public class UlbotechProtocolDecoderTest extends ProtocolDecoderTest {
     public void testDecode() throws Exception {
 
         UlbotechProtocolDecoder decoder = new UlbotechProtocolDecoder(null);
+        
+        verify(decoder.decode(null, null, ChannelBuffers.wrappedBuffer(ChannelBufferTools.convertHexString(
+                "f8010103545500500179009ccb4b62010e00144db906310d3f0000000000cb0304000000000404000a8123050603211860221006080000000100000000ef97f8"))));
 
         verify(decoder.decode(null, null, ChannelBuffers.wrappedBuffer(ChannelBufferTools.convertHexString(
                 "F80101035785203457289495D60235010E016175A506C2C838000000000064"))));