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Conditional transformation issues - Dynamic Image Transformation for Amazon CloudFront

Conditional transformation issues

Symptoms: - Conditional transformations not triggering - Wrong transformation applied based on conditions - Client hints not being evaluated correctly

Solutions:

Review condition syntax:

  • Verify field names match available headers

  • Check condition values and operators

  • Ensure client is sending required headers

Test condition logic:

  • Use Admin UI testing tools to validate conditions

  • Check request headers in browser developer tools

  • Verify condition evaluation in ECS task logs