Index: /trunk/FACT++/src/datalogger.cc
===================================================================
--- /trunk/FACT++/src/datalogger.cc	(revision 15338)
+++ /trunk/FACT++/src/datalogger.cc	(revision 15339)
@@ -1091,5 +1091,8 @@
         fNightlyLogFile.close();
     }
-
+    if (!fNightlyLogFile.is_open())
+        Info("Daily log file was closed indeed");
+    else
+        Warn("Seems like there was a problem while closing the daily log file.");
     for (auto it=fServerDescriptionsList.begin(); it!= fServerDescriptionsList.end(); it++)
         delete *it;