Harness status: Error

Unhandled rejection: Failed to fetch

TypeError: Failed to fetch
    at runTestsFromIframe (https://wpt.live/html/semantics/scripting-1/the-script-element/module/resources/dynamic-import-credentials-helper.sub.js:10:39)
    at https://wpt.live/html/semantics/scripting-1/the-script-element/module/dynamic-import/dynamic-imports-credentials.sub.html:8:1