Checked with 7/1 master build Tests run such as |./mach web-platform-tests _mozilla/service-workers/service-worker/test_name.html| Please find below the tests that raised "File not found" issue when executing: *1- "multiple-register.https.html" test: **Firefox can't find the file at https://web-platform.test:8443/_mozilla/service-workers/service-worker/out-of-scope *2- "register-same-scope-different-script-url.https.html" test: **Firefox can't find the file at https://web-platform.test:8443/_mozilla/service-workers/service-worker/resources/scope/register-new-script-controller *3- "unregister-controller.https.html" test: **Firefox can't find the file at https://web-platform.test:8443/_mozilla/service-workers/service-worker/resources/scope/no-new-controllee-even-if-registration-is-still-used 4*- "unregister-then-register-new-script.https.html" test: **Firefox can't find the file at https://web-platform.test:8443/_mozilla/service-workers/service-worker/resources/scope/unregister-then-register-reject-install-worker **Firefox can't find the file at https://web-platform.test:8443/_mozilla/service-workers/service-worker/resources/scope/unregister-then-register-new-script-that-404s **Firefox can't find the file at https://web-platform.test:8443/_mozilla/service-workers/service-worker/resources/scope/unregister-then-register-new-script-that-exists *5- "unregister-then-register.https.html" test: **Firefox can't find the file at https://web-platform.test:8443/_mozilla/service-workers/service-worker/resources/scope/re-register-while-old-registration-in-use. **Firefox can't find the file at https://web-platform.test:8443/_mozilla/service-workers/service-worker/resources/scope/re-register-does-not-affect-existing-controllee **Firefox can't find the file at https://web-platform.test:8443/_mozilla/service-workers/service-worker/resources/scope/resurrection

Hi, Per Ehsan suggestion, marking this bug as "meta", independent bugs per issue will be created to make them more actionable. On the other hand, since "file not found" issue appears under "Harness status: Timeout" changing blocking dependency to reflect that. Thanks!

Since all the dependencies have been fixed, marking this meta as RESOLVED FIXED. Thanks!