Limitations: Version 1.4 of JFS has an ability to restrict user access to Greenhopper as a whole. JFS does not allow to keep an access to GreenHopper while securing time-tracking data for certain user.
Tempo plugin has its own security system. JFS should be used along with Tempo to secure JIRA native access to time tracking data, estimations and work logs.
Notes: Add Java property to your Tomcat service:
Limitations: custom fields which are updated by VertygoSLA must have unique names across the whole JIRA instance. This means that you can not have two fields with the same name.
Jira Timesheet Report and Portlet Plugin