--- a/mmlibs/mmfw/src/Plugin/StdSourceAndSink/Mmffile.cpp	Fri Mar 12 15:50:33 2010 +0200
+++ b/mmlibs/mmfw/src/Plugin/StdSourceAndSink/Mmffile.cpp	Mon Mar 15 12:46:07 2010 +0200
@@ -1032,7 +1032,10 @@
 			fileOpened = ETrue;
 		}
 	if (err == KErrNone)
+	    {
+	    __ASSERT_DEBUG(iFile != NULL,Panic(EMMFFileHandleNULL));
 		err = iFile->Size(size);
+	    }
 	if (err)
 		{
 		size = 0;
@@ -1043,6 +1046,7 @@
 
 	if (fileOpened)
 		{
+		__ASSERT_DEBUG(iFile != NULL,Panic(EMMFFileHandleNULL));
 		delete iFile;
 		iFile = NULL;
 		iFileSize = -1;