Kilotest: Diagnoses of ID not unique violation by HTML element 628 on Sightsavers page

Basics

About the page

• URL: https://www.sightsavers.org/
• Tested 3 days ago on 2026-10-07 at 22:23 by job 261007T2157-uwh
• Summary of results:
  • Rule engines:
    • Called: 12
    • Were able to test: 12
    • Reported any rule violations: 11
  • Violations: 661
  • Violators: 289
  • Issues: 61
• 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: 85
• Violators: 56

About the violator

• Tag name: svg
• Text: [not applicable]
• Start tag: <svg alt="blog article icon" class="svg-icon svg-cat" xmlns="http://www.w3.org/2000/svg" id="Layer_1" data-name="Layer 1" version="1.1" viewBox="0 0 40 40">
• XPath: /html/body/main[1]/div[6]/div[1]/div[1]/a[2]/div[2]/svg[1]
• Bounding box: x = 980, y = 4054, width = 40, height = 40
• Reported by Html Checker

Diagnoses

Here is how rule engines diagnose the ID not unique issue for HTML element 628 of the Sightsavers page.

1. Duplicate ID Layer_1.

   Rule engine: Html Checker (World Wide Web Consortium)