String hierFilename = dataDirPath + Settings.getFile("stateFile");
hierarchy.loadXML(hierFilename, templates);
data.setNodeComparator(hierarchy);
// create the time log
timeLog = new WorkingTimeLog(dataDirectory);
DashboardTimeLog.setDefault(timeLog);
// open all the datafiles that were specified in the properties file.
data.startInconsistency();
openDataFiles(dataDirPath, PropertyKey.ROOT);