diff -r 866b4af7ffbe -r 841f70763fbe mtpfws/mtpfw/src/cmtpdataprovider.cpp
--- a/mtpfws/mtpfw/src/cmtpdataprovider.cpp	Tue Sep 28 20:14:08 2010 +0800
+++ b/mtpfws/mtpfw/src/cmtpdataprovider.cpp	Thu Nov 04 15:31:42 2010 +0800
@@ -502,8 +502,11 @@
     OstTraceFunctionExit0( CMTPDATAPROVIDER_ROUTEREQUESTUNREGISTERL_EXIT );    
     }
 
-
+#ifdef OST_TRACE_COMPILER_IN_USE
 void CMTPDataProvider::ObjectEnumerationCompleteL(TUint32 aStorageId)
+#else
+void CMTPDataProvider::ObjectEnumerationCompleteL(TUint32 /*aStorageId*/)
+#endif
     {
     OstTraceFunctionEntry0( CMTPDATAPROVIDER_OBJECTENUMERATIONCOMPLETEL_ENTRY );
     OstTrace1(TRACE_NORMAL, CMTPDATAPROVIDER_OBJECTENUMERATIONCOMPLETEL,