Index: /trunk/BNC/src/bncgetthread.cpp
===================================================================
--- /trunk/BNC/src/bncgetthread.cpp	(revision 6650)
+++ /trunk/BNC/src/bncgetthread.cpp	(revision 6651)
@@ -802,4 +802,7 @@
       if (_serialNMEA == AUTO_NMEA) {
         int i1 = data.indexOf("$GPGGA");
+        if (i1 == -1) {
+          i1 = data.indexOf("$GNGGA");
+        }
         if (i1 != -1) {
 	  int i2 = data.indexOf("*", i1);