The Durations are changing to a shorter duration (Finish date is earlier then expected).Issue happen s when project is exported to Microsoft Project (MSP)
This issue can happen if the amount of work assigned to the resource during the duration is less than their available hours.
Example for a Resource assigned 10 hours of work for a 5 day duration Fixed Work task (With no actual work completed):
The task will be autoscheduled to have the user work 8 hours on the first day of the task and 2 hours the second day which results in a 1.25 duration.
To keep the durations from changing: