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PowerScheduler: Load (Q) Results Log: Errors and Definitions

posted Apr 27, 2009, 8:00 AM by Lawrence Esplin

The article below explains how to correct Load Errors. It was published last year by Pearson.

The following error messages may display in the Build Results Log during the PowerScheduler Build process. Related error messages described in this list may not be listed together when viewing the Build Results Log.

Note: Course and student names in this article are examples.

To access the Load Log Results, navigate to Start Page > PowerScheduler and click on the (Q) next to Load.  On the Load Student Schedules Queue" page, click on "View" under "Results Log."

Example Errors:



Error The file master does not contain any valid data.

There is no Master Schedule. Create a new Master Schedule either manually by creating new sections for each course to be scheduled, or using the PowerScheduler Build process. Alternately, copy an existing Master Schedule from a previous year into PowerScheduler using the Copy Master Schedule function available under PowerScheduler > Functions.


Error The Master file contains an invalid schedule. The section is MAT92-000001. This section was dropped.

Check the expression of the listed Section. Adding an expression will usually solve this error.


Error The file student does not contain any valid data.

Students are not set to be scheduled. Complete the required fields on the students' Schedule Setup pages.

Required fields for students are:

Next Year Grade 
Schedule This Student 
Next School


Error The Master file contains an invalid teacher. The section is SCI1000-000001.

The section does not have a teacher associated with it or the assigned teacher is not marked to be scheduled. Verify that the assigned teacher is current and complete the required fields on the teachers' Schedule Setup pages. Also verify that the section is associated with a teacher.

Required Schedule Setup fields for teachers are:

Schedule This Teacher 
Maximum Consecutive Periods


Error The file request does not contain any valid data.

Requests have not been created for students, or the next school indicator has not been correctly entered for the student(s). Complete the required fields on the students' Schedule Setup pages.

Required fields for students are:

Next Year Grade 
Schedule This Student 
Next School

Set up Student Request screens to allow students to input requests, Mass Add requests in PowerScheduler, or import requests using the Quick Import function.


Error The Student requests multiple times of the same course, but the course does not allow repeating requests. The student name is Danger, Nick, and the course is PE1200.

The student has more than one request for the same course, and the course is not currently set up to accept multiple requests. If students are not permitted to repeat the course, delete the extra request(s) from the student's Request page in PowerScheduler.

If students are permitted to enroll in a course more than once in the same term, select Allow Student Repeats in the Same Term on the Course Information page.

If students will be permitted to enroll in a course in more than one term, select Allow Student Repeats in Different Terms.


Error The Constraint file contains an invalid section. The constraint type is StudentPref, the course number is 1350, the section number is 9. This constraint was ignored.

The course is not marked as Schedule This Course on the Course Information page or the section number defined in the Student Preference constraint is incorrect.


Error Invalid Student Preference constraint: The student is not requesting this course. The student is Firefly, Rufus T. and the course is 1325.

A Student Preference constraint has been created for a student who is not currently marked as Schedule This Student on theScheduling Setup page. Navigate to PowerScheduler > Students, select the student named in the error message, select theSchedule This Student checkbox on the student's Scheduling Setup page, and click Submit.

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