--- discburner/audiofile.cpp.orig	2010-03-26 04:09:36.000000000 +0000
+++ discburner/audiofile.cpp	2010-12-22 06:48:59.340000404 +0000
@@ -70,4 +70,6 @@
     } else if (m_filename.right(4) == ".mp4") {
         return "MP4";
     }
+
+    return QString();
 }