--- a/bluetoothmgmt/bluetoothclientlib/inc/bt_sock.h	Thu Jun 17 22:32:21 2010 +0100
+++ b/bluetoothmgmt/bluetoothclientlib/inc/bt_sock.h	Thu Jul 22 16:44:39 2010 +0100
@@ -615,6 +615,7 @@
 const static TInt KErrRfcommParameterNegotiationFailure = KRFErrorBase-7;	/*!< RFCOMM parameter negotiation failure error code. */
 const static TInt KErrRfcommNotListening = KRFErrorBase-8;					/*!< RFCOMM not listening error code. */
 const static TInt KErrRfcommNoMoreServerChannels = KRFErrorBase-9;			/*!< RFCOMM no more server channels available error code. */
+const static TInt KErrRfcommMuxChannelErrored = KRFErrorBase-10;			/*!< RFCOMM Mux channel errored */
 
 //RFCOMMIoctls