When you have a relative large number of tasks in one chart, and trying to move a task/create a link for a task in a position close to the bottom, the chart view will scroll up by itself. Therefore, users cannot create a link for tasks which in the “bottom-side”
Please help, we are using an ultimate license, but as a developer, I don’t have a place to submit a formal ticket as the support page says the instruction is sending to the purchaser email address.
Looks like the issue occurs because of the margin parameter. The dev team will fix the issue, but unfortunately, I cannot give you any ETA nor provide any workaround.
The dev team fixed the bug with the autoscroll, tooltip and link position when the gantt container has the margin-top attribute or there are elements above Gantt: https://docs.dhtmlx.com/gantt/whatsnew.html#7111