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Case Study #287 — 300 Software Failure Case Studies

Common Application 2013 website redesign failures

A major redesign of the Common Application, used by hundreds of US colleges for admissions, suffered severe technical problems right as students began submitting applications for fall 2014 admission, forcing many colleges to extend deadlines.

2013-08
When it happened
Government / Education
Sector
#287 of 300
Ranked by documented impact
01 — What Happened

The damage was public. The root cause was preventable.

A major redesign of the Common Application, used by hundreds of US colleges for admissions, suffered severe technical problems right as students began submitting applications for fall 2014 admission, forcing many colleges to extend deadlines.

Government
Sector affected
2013-08
Date of the event
#287
Rank in the 300 Software Failure Case Studies
3
Distinct root-cause clauses identified below
02 — The Root Cause

What the software actually got wrong

The rebuilt platform had not been adequately tested at the scale and complexity of a live college-admissions season, and students and counselors reported submission failures, data loss, and formatting errors that the Common Application organization struggled to fix throughout the fall.

01Root Cause

The rebuilt platform had not been adequately tested at...

What Happened

The rebuilt platform had not been adequately tested at the scale and complexity of a live college-admissions season

How Requs AI Catches This

Requs AI Edge Case flags this exact pattern at the requirements and architecture stage — before a single line of code implementing it exists — so the assumption behind it gets challenged while it is still cheap to fix.

02Root Cause

Students and counselors reported submission failures, data loss

What Happened

students and counselors reported submission failures, data loss

How Requs AI Catches This

Requs AI Software FMEA traces this failure mode back to the system-level hazard it feeds, tagging it against the Common Defect Enumeration so it surfaces in review instead of in the field.

03Root Cause

Formatting errors that the Common Application organization struggled to...

What Happened

formatting errors that the Common Application organization struggled to fix throughout the fall

How Requs AI Catches This

Requs AI Edge Case and Software FMEA together treat this as a known, catalogued defect pattern — not a novel surprise — so it gets tested for deliberately rather than discovered after deployment.

03 — How This Gets Caught Before It Happens

Beyond code coverage and "shall" testing

Root causes like this one rarely show up in code coverage or requirements-compliance testing, because nobody wrote a requirement anticipating the specific edge case that broke. Requs AI Edge Case and Requs AI Software FMEA are built to surface exactly this class of overlooked failure mode — before the software is written.

Requs AI Edge Case

Surfaces this before code exists

Identifies edge cases like this one at requirements and architecture time, using the Common Defect Enumeration to catalog failure patterns seen across hundreds of real-world software failures — including this one.

Requs AI Software FMEA

Connects the failure mode to the hazard

Traces this class of root cause directly to the system-level hazard it can produce, so a defect pattern like this one gets flagged during design review instead of after it ships.

Find the overlooked root causes before they ship.

Schedule a demonstration, or explore how Requs AI Edge Case and Software FMEA use the Common Defect Enumeration.