diff -r 866b4af7ffbe -r 4dc88a4ac6f4 mtpfws/mtpfw/src/cmtpdataprovidercontroller.cpp
--- a/mtpfws/mtpfw/src/cmtpdataprovidercontroller.cpp	Tue Sep 28 20:14:08 2010 +0800
+++ b/mtpfws/mtpfw/src/cmtpdataprovidercontroller.cpp	Fri Oct 15 15:05:57 2010 +0800
@@ -713,8 +713,11 @@
     OstTraceFunctionExit0( CMTPDATAPROVIDERCONTROLLER_RUNL_EXIT );
     }
 
-
+#ifdef OST_TRACE_COMPILER_IN_USE
 TInt CMTPDataProviderController::RunError(TInt aError)
+#else
+TInt CMTPDataProviderController::RunError(TInt /*aError*/)
+#endif
     {
     OstTraceFunctionEntry0( CMTPDATAPROVIDERCONTROLLER_RUNERROR_ENTRY );
     OstTrace1(TRACE_NORMAL, CMTPDATAPROVIDERCONTROLLER_RUNERROR, "Error = %d", aError);