To get Gantt Chart to work you need add a custom field named Issue Start Date on administration back-end and configure it your projects on JIRA.
Adding a Custom Field Step by Step
First go to Issue Custom Fields in administration back-end.
Second select a Advanced and find Issue Start Date.
Thirt.
Fourth select all project check-boxes.
You are done if you see Issue Start Date custom field on all your projects.
Configure custom issue linking
| Name | Outward Description | Inward Description |
|---|---|---|
| Finish-to-Finish | FF-depends on | is FF-depended by |
| Finish-to-Start | FS-depends on | is FS-depended by |
| Start-to-Finish | SF-depends on | is SF-depended by |
| Start-to-Start | SS-depends on | is SS-depended by |
