diff --git a/src/common/mlapplication.cpp b/src/common/mlapplication.cpp
index 1aa3fe9ec..09ec1c7d6 100644
--- a/src/common/mlapplication.cpp
+++ b/src/common/mlapplication.cpp
@@ -20,6 +20,7 @@ bool MeshLabApplication::notify( QObject * rec, QEvent * ev )
 	}
 	catch (MeshLabException& e)
 	{
-		qCritical(e.what());
+    qCritical("%s",e.what());
 	}
+  return false;
 }