Dear Microsoft Office Project User,
I undersand your question as when F-S dependency is set between tasks, the
Gantt Chart does not reflect the changes in terms of the movement of
successor Gantt Bar to start as soon as the Predcessor completes.
This problem may arise when the start / finish dates of the tasks has been
keyed in directly; this create a "Start Not Earlier Than" constraint for the
tasks (You would see a blue / red calendar icon in the Indicators column of
By default, Microsoft Office Project supports constraints than relationship
and hence you may see this behaviour by the scheduler.
Solution is to change the constraint types of the tasks to "As soon As
possible", so that the constraints are removed and the relationship is
You can avoid this problem in future by not entering the Start and/or Finish
dates in the schedule and sequencing the tasks through dependency; Microsoft
Office Project as a result calculates the Start and Finish dates based on the
Please let me know if my answer helps.