Errors When Updating Baseline: ActualThisPeriodUnits: Assignment Actual This Period Units Cannot Be Modified Since the Activity Is Not Started

(Doc ID 2341397.1)

Last updated on JANUARY 08, 2018

Applies to:

Primavera P6 Professional Project Management - Version and later
Primavera P6 Enterprise Project Portfolio Management - Version and later
Information in this document applies to any platform.


Actual Behavior

Update baseline is not working for the attached project while selecting these options.


Steps to reproduce

  1. Create a Project
  2. Make sure recalculate Units and cost is selected on the Calculations tab
  3. Add an Activity with 5 days duration with a Resource
  4. Add a Baseline as a copy of Current Project
  5. In Current Project, set Actual Start and RD to 4d
  6. Move Data Date out 1 day
  7. Schedule so that there is a value in Actual This Period Units
  8. Add a new Resource to the Activity and Act This Period Units should change accordingly
  9. Projects, Maintain Baseline > Select update button.
  10. Select the Following:
    • All activities.

      Update Existing Activities already in Baseline.

      Update Options:

      Activity code assignments

      Update existing resources and role assignments

      Budgeted units and cost

      Add New resources and role assignments

  11. Select Ok.
  12. Select Update.
  13. Update fails

----- SEVERE ----- Errors located: ActualThisPeriodUnits: Assignment actual this period units cannot be modified since the activity is not started.


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