Good news! Worklogs - Time Tracking and Reports team has just released a new version, and since you use Jira Server you can decide to upgrade at any time! All that is needed is a click of a button in the Apps management screen on your instance!
Bug fixes:
Fixed the issue with the 'Previous 3 months' preset that caused the dates navigation to break
Fixed the issue where the 'All projects' option was incorrectly shown as selected for saved reports