Index: /trunk/FACT++/src/datalogger.cc
===================================================================
--- /trunk/FACT++/src/datalogger.cc	(revision 12116)
+++ /trunk/FACT++/src/datalogger.cc	(revision 12117)
@@ -890,6 +890,7 @@
 
      fDailyFileDayChangedAlready = true;
-     fRunNumberTimeout = 60; //default run-timeout set to 1 minute
-
+     fRunNumberTimeout = 60000; //default run-timeout set to 1 minute
+     fRunNumber.push_back(RunNumberType());
+     fRunNumber.back().runNumber = -1;
      NotifyOpenedFile("", 0, fOpenedNightlyFiles);
      NotifyOpenedFile("", 0, fOpenedRunFiles);