Kilotest: Diagnoses of ID not unique violation by HTML element 1837 on University of Oregon page

Basics

About the University of Oregon page

• URL: https://www.uoregon.edu/
• Tested 19 days ago by job 8n6 on 2026-08-12 at 21:27

About HTML element 1837

• Tag name: DIV
• Text: View Course Catalog Register for Classes
• Start tag: <div id="block-block-content06672bb4-f410-494a-80c8-f0180fff95f0" class="block block-block-content block-block-content06672bb4-f410-494a-80c8-f0180fff95f0">
• XPath: [not obtained]
• Bounding box: x = 0, y = 0, width = 0, height = 0

About the ID not unique issue

• Why it matters: User may be pointed to the wrong item
• Priority: highest
• Related WCAG standard: 4.1.1

Diagnoses

Here is how rule engines diagnose the ID not unique issue for HTML element 1837 of the University of Oregon page.

1. Duplicate id attribute value "block-block-content06672bb4-f410-494a-80c8-f0180fff95f0" found on the web page.

   Tool: HTML CodeSniffer (Squiz Labs)

   Rule: E-WCAG2AAA.Principle4.Guideline4_1.4_1_1.F77

2. Duplicate ID block-block-content06672bb4-f410-494a-80c8-f0180fff95f0.

   Tool: Html Checker API (World Wide Web Consortium)