Managing Project Task Dependencies

In the Gantt chart, you can create a task dependency relationship Closed A relationship between two tasks. If a task is completed early or late, this has an effect on the start and end date of the task that succeeds it. between project tasks.

To open Gantt:

Open an existing project.
Click Actions | Project Planning Tools | Open Gantt. Gantt opens, and your project details are displayed in a task grid and the Gantt chart.

If you want a project task to be dependent on another project task, you can add a link between the task bars in the Gantt chart. For example, you might want a task to start only when another task has finished.

You can add dependencies between tasks, or between parent tasks and another parent's children. You cannot add dependencies between a parent task and its own children.

Adding Dependency Links

To add a dependency:

Hover over a project task that you want to create the link from.
Click the relevant relationship handle at the start or end of the bar. Example:
Drag the link to the relevant relationship handle of another task.
When you have added the required links, click Save.

Editing Dependency Links

To edit the dependency type or lag Closed This term is either a delay or an overlap between tasks in a dependency relationship. According to the dependency type, lag is added (or subtracted when a negative value) to the start or end time of the successor task.:

Double-click the dependency link. The dependency editor opens.
In the dependency editor:
- To use a different dependency type, select from the drop-down list.
- To increase or reduce the lag, enter the days or hours up to two decimal points in hours (h, hour, hours) or days (d, day, days), such as 1d, 7.75h, or use the selector to increase the duration by one day or hour at a time. You can set a negative lag.
When you have completed your changes, click Apply or press Enter to apply your changes and close the editor.
Click Save.