diff -r d45095c2f4f3 -r b1fb57be53fe mpx/playbackframework/playbackserver/src/mpxplaybackserversession.cpp
--- a/mpx/playbackframework/playbackserver/src/mpxplaybackserversession.cpp	Tue Feb 02 00:27:58 2010 +0200
+++ b/mpx/playbackframework/playbackserver/src/mpxplaybackserversession.cpp	Fri Mar 19 09:38:24 2010 +0200
@@ -515,6 +515,11 @@
             break;
             }
 #endif // SYMBIAN_ENABLE_64_BIT_FILE_SERVER_API
+        case EPbsSetPrimaryClient:
+            {
+            aMsgHandleResult = iPlayer->ClientList()->SetPrimaryClient(*iMessageQueue);            
+            break;
+            }
         default:
             {
             PanicClient(aMessage,KErrNotSupported);