Sorting on LastNotify is not working properly in Notification.
Watch4net/MnR - 7.x till 7.7
<APG_BASE>/bin/manage-modules.sh service stop <tomcat_instance><APG_BASE>/Web-Servers/Tomcat/Default/webapps/mashupengine/WEB-INF/mashups/GetAlerts.js to non-MnR directory i.e /tmp<APG_BASE>/Web-Servers/Tomcat/Default/webapps/mashupengine/WEB-INF/mashups/ and open GetAlerts.js.sortAlertsFeedMap function:
sortAlertsFeedMap['LastNotifiedAt']= "Extensibility.LastNotifiedAt";
sortAlertsFeedMap['LastClearedAt']= "Extensibility.LastClearedAt";
var sortAlertsFeedMap = {};
sortAlertsFeedMap['EventDisplayName'] = "EventName";
sortAlertsFeedMap['Category']="Tags";
sortAlertsFeedMap['EventType']="EventKind";
sortAlertsFeedMap['Name']="InternalEventHandle";
sortAlertsFeedMap['LastChangedAt']= "LastModified";
sortAlertsFeedMap['FirstNotifiedAt']= "Created";
sortAlertsFeedMap['LastNotifiedAt']= "Extensibility.LastNotifiedAt";
sortAlertsFeedMap['LastClearedAt']= "Extensibility.LastClearedAt";
sortAlertsFeedMap['Active']= "EventState";
<APG_BASE>/bin/manage-modules.sh service start <tomcat_instance>