Index: trunk/BNC/src/rinex/reqcanalyze.cpp
===================================================================
--- trunk/BNC/src/rinex/reqcanalyze.cpp	(revision 6255)
+++ trunk/BNC/src/rinex/reqcanalyze.cpp	(revision 6256)
@@ -160,5 +160,5 @@
     QString dirName = settings.value("reqcPlotDir").toString();
     if (!dirName.isEmpty()) {
-      QByteArray ext = scaleTitle.isEmpty() ? "_S.png" : "_M.png";
+      QByteArray ext = (scaleTitle == "Meters") ? "_M.png" : "_S.png";
       graphWin->savePNG(dirName, ext);
     }