Unable to rescore problem in GT course

Description

Course ID: course-v1:GTx+ISYE6501x+3T2017

Rescoring Problem 5d in Midterm Quiz 1 for the GT Learners cohort, results in the following error:

This is strange because the exact same question is present for Problem 5d in Midterm Quiz 1 in the Verified Learners cohort (these are different subsections) and the rescore functionality completes successfully. Do you know why this occurs?

GT Learners Midterm Quiz 1: https://studio.edx.org/container/block-v1:GTx+ISYE6501x+3T2017+type@vertical+block@bcf3ec12700940febe8771ec13f442a9
Problem 5d location ID: block-v1:GTx+ISYE6501x+3T2017+type@problem+block@169e51702e4042318e8c121201113afb

Verified Learners Midterm Quiz 1: https://studio.edx.org/container/block-v1:GTx+ISYE6501x+3T2017+type@vertical+block@2daa149b3eef46a7a1b37ae624d5cbaa
Problem 5d location ID: block-v1:GTx+ISYE6501x+3T2017+type@problem+block@98921eafa6304d7883f29df6983e5c7a

Steps to Reproduce

1. Go to https://courses.edx.org/courses/course-v1:GTx+ISYE6501x+3T2017/instructor#view-student_admin
2. Input block-v1:GTx+ISYE6501x+3T2017+type@problem+block@169e51702e4042318e8c121201113afb
3. Hit the Rescore for All Learners button

Current Behavior

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Expected Behavior

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Reason for Variance

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Release Notes

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User Impact Summary

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Assignee

Sandy Student

Reporter

Matthew DuBose

Reach

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Impact

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Platform Area

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Customer

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Partner Manager

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URL

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Contributor Name

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Groups with Read-Only Access

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Actual Points

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Category of Work

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Platform Map Area (Levels 1 & 2)

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Platform Map Area (Levels 3 & 4)

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Sprint

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Priority

CAT-3
Configure