Open Bug 1663897 Opened 3 years ago Updated 3 years ago

Walmart Grocery service worker is not displayed in about:debugging


(Core :: DOM: Service Workers, defect, P3)




Tracking Status
firefox80 --- affected
firefox81 --- affected
firefox82 --- affected


(Reporter: mboldan, Unassigned)


Affected versions

  • 80.0.1, 81.0b8, 82.0a1 (2020-09-08)

Affected platforms

  • Windows 10x64, macOS 10.15, Ubuntu 18.04x64

Steps to reproduce

  1. Go to:
  2. Click the picture of the first item you see.
  3. Go to about:debugging -> This Firefox and observe the Service Workers section.

Expected result

  • Grocery Walmart is correctly displayed.

Actual result

  • Grocery Walmart is not displayed in the Service Workers section.

Regression range
I will investigate asap but id doesn't look like a regression.

Additional notes

  • The website is correctly displayed in Service Workers section on Chrome.
  • FWIW I noticed that the main link for this website was changed from to
  • The issue is also reproducible on Nightly 75.0a1(20200303214128), build that was unaffected at the time.

Suggested severity

QA Whiteboard: [qa-regression-triage]

This reminds me of bug 1603484.

Mozregression did not yield any regressions, tried to manually find a regression but the issue is reproducible with Firefox 67.

Has STR: --- → yes
QA Whiteboard: [qa-regression-triage]
Severity: -- → S3
Priority: -- → P3
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