Bug: Intermittent browser/components/protections/test/browser/browser_protections_telemetry.js | A promise chain failed to handle a rejection: [fluent][resolver] errors in en-US/use-system-locale: ReferenceError: Unknown variable: $localeName. -
Status: RESOLVED
Priority: P5
Resolution: INCOMPLETE
Created: 2020-04-15 00:56:19+00:00
Resolved: 2020-05-12 17:05:17+00:00

**Filed by:** dvarga [at] mozilla.com
**Parsed log:** https://treeherder.mozilla.org/logviewer.html#?job_id=297627052&repo=autoland
**Full log:** https://firefox-ci-tc.services.mozilla.com/api/queue/v1/task/fftdWxAwSVKZq1brV7R8tw/runs/0/artifacts/public/logs/live_backing.log

---

```
[task 2020-04-15T00:15:40.115Z] 00:15:40     INFO - TEST-PASS | browser/components/protections/test/browser/browser_protections_telemetry.js | recorded telemetry for mobile_app_link - 
[task 2020-04-15T00:15:40.115Z] 00:15:40     INFO - Buffered messages finished
[task 2020-04-15T00:15:40.118Z] 00:15:40     INFO - TEST-UNEXPECTED-FAIL | browser/components/protections/test/browser/browser_protections_telemetry.js | A promise chain failed to handle a rejection: [fluent][resolver] errors in en-US/use-system-locale: ReferenceError: Unknown variable: $localeName. - stack: initializeCategories@chrome://browser/content/preferences/in-content/findInPage.js:91:43
[task 2020-04-15T00:15:40.118Z] 00:15:40     INFO - async*init/<@chrome://browser/content/preferences/in-content/findInPage.js:49:45
[task 2020-04-15T00:15:40.118Z] 00:15:40     INFO - requestIdleCallback handler*init@chrome://browser/content/preferences/in-content/findInPage.js:49:14
[task 2020-04-15T00:15:40.118Z] 00:15:40     INFO - init_all@chrome://browser/content/preferences/in-content/preferences.js:95:22
[task 2020-04-15T00:15:40.118Z] 00:15:40     INFO - EventListener.handleEvent*@chrome://browser/content/preferences/in-content/preferences.js:76:10
[task 2020-04-15T00:15:40.119Z] 00:15:40     INFO - Rejection date: Wed Apr 15 2020 00:15:09 GMT+0000 (Greenwich Mean Time) - false == true - JS frame :: resource://testing-common/PromiseTestUtils.jsm :: assertNoUncaughtRejections :: line 265
[task 2020-04-15T00:15:40.119Z] 00:15:40     INFO - Stack trace:
[task 2020-04-15T00:15:40.119Z] 00:15:40     INFO - resource://testing-common/PromiseTestUtils.jsm:assertNoUncaughtRejections:265
[task 2020-04-15T00:15:40.119Z] 00:15:40     INFO - chrome://mochikit/content/browser-test.js:Tester_execTest/<:1075
[task 2020-04-15T00:15:40.119Z] 00:15:40     INFO - chrome://mochikit/content/browser-test.js:Tester_execTest:1079
[task 2020-04-15T00:15:40.119Z] 00:15:40     INFO - chrome://mochikit/content/browser-test.js:nextTest/<:909
[task 2020-04-15T00:15:40.119Z] 00:15:40     INFO - chrome://mochikit/content/tests/SimpleTest/SimpleTest.js:SimpleTest.waitForFocus/waitForFocusInner/focusedOrLoaded/<:918
[task 2020-04-15T00:15:40.119Z] 00:15:40     INFO - Leaving test bound checkTelemetryClickEvents
[task 2020-04-15T00:15:40.119Z] 00:15:40     INFO - Entering test bound test_save_telemetry
[task 2020-04-15T00:15:40.119Z] 00:15:40     INFO - GECKO(1799) | [Child 1803, Main Thread] WARNING: NS_ENSURE_TRUE(GetOwner() && !mCanceled) failed: file /builds/worker/checkouts/gecko/image/imgRequestProxy.cpp, line 919
[task 2020-04-15T00:15:40.119Z] 00:15:40     INFO - GECKO(1799) | [Child 1803, Main Thread] WARNING: NS_ENSURE_TRUE(GetOwner() && !mCanceled) failed: file /builds/worker/checkouts/gecko/image/imgRequestProxy.cpp, line 919
[task 2020-04-15T00:15:40.120Z] 00:15:40     INFO - GECKO(1799) | [Child 1803, Main Thread] WARNING: SendNotifyIMEFocus got rejected.: file /builds/worker/checkouts/gecko/widget/PuppetWidget.cpp, line 793
[task 2020-04-15T00:15:40.120Z] 00:15:40     INFO - GECKO(1799) | [Child 1803, Main Thread] WARNING: SendNotifyIMEFocus got rejected.: file /builds/worker/checkouts/gecko/widget/PuppetWidget.cpp, line 793
```