As of July 8, 2016, Attlassian will end support for JIRA 6.3. BigBrassBand also follows this schedule and will no longer support JIRA 6.3 and older.

To continue receiving support, BigBrassBand recommends JIRA 6.4 administrators to upgrade JIRA to a higher version.

For more details on this topic, see Attlassian Support End of Life Policy.