JIRA 3.4.1 Release Notes
JIRA 3.4.1 is released today in Standard, Professional and Enterprise editions. This point release fixes JIRA 3.4's incompatibility with MySQL and MS SQL Server and includes bug fixes and improvements which appear below.
If upgrading from JIRA 3.3.3 or 3.4 please read through JIRA 3.4 and 3.4.1 Upgrade Guide. If upgrading from an earlier version of JIRA please read through all the Upgrade Guides for all versions that you are skipping during the upgrade.
JIRA 3.4.1 bug fixes and improvements.