Kilotest: Diagnoses of ID not unique violation by HTML element 0 on Sports Bra Project page

Basics

About the page

• URL: https://www.thesportsbraproject.org/
• Tested 2 days ago on 2026-10-07 at 23:06 by job 261007T2305-gj1
• Summary of results:
  • Rule engines:
    • Called: 12
    • Were able to test: 12
    • Reported any rule violations: 12
  • Violations: 227
  • Violators: 99
  • Issues: 28
• Download the full technical report (JSON)

About the issue

• Why it matters: User may be pointed to the wrong item
• Priority: highest
• Related WCAG standard: 4.1
• Reported by 4 rule engines (ASLint + Html Checker + HTML CodeSniffer + QualWeb)
• Violations: 6
• Violators: 3

About the violator

• Tag name: HTML
• Text: [not applicable]
• Start tag: <html xmlns:og="http://opengraphprotocol.org/schema/" xmlns:fb="http://www.facebook.com/2008/fbml" lang="en-US">
• XPath: /html
• Bounding box: x = 0, y = 0, width = 1920, height = 3251
• Reported by ASLint + QualWeb

Diagnoses

Here is how rule engines diagnose the ID not unique issue for HTML element 0 of the Sports Bra Project page.

1. Attribute <code>id="collection-62d03de0830e047041632977"</code> should be unique. It has been defined 2 times.

   Rule engine: ASLint (eSSENTIAL Accessibility)

   Rule: duplicated_id_attribute

2. [failed]

   Rule engine: QualWeb (University of Lisbon)

   Rule: QW-BP30