Bug: Intermittent browser/components/firefoxview/tests/browser/browser_reload_firefoxview.js | single tracking bug
Status: RESOLVED
Priority: P5
Resolution: INCOMPLETE
Created: 2023-07-12 06:28:50+00:00
Resolved: 2023-08-16 12:01:53+00:00

**Filed by:** ctuns [at] mozilla.com
**Parsed log:** https://treeherder.mozilla.org/logviewer?job_id=422374340&repo=autoland
**Full log:** https://firefox-ci-tc.services.mozilla.com/api/queue/v1/task/MBImuIo_TZu06K4LCxwbRg/runs/0/artifacts/public/logs/live_backing.log

---
```
[task 2023-07-12T05:40:14.454Z] 05:40:14     INFO - TEST-PASS | browser/components/firefoxview/tests/browser/browser_reload_firefoxview.js | Firefox view loaded after using VK_F5,[object Object] - 
[task 2023-07-12T05:40:14.454Z] 05:40:14     INFO - Console message: 1689140414269	FirefoxView.TabsSetup	DEBUG	updateViewVisibility for instance: 4460883, visibility: hidden
[task 2023-07-12T05:40:14.455Z] 05:40:14     INFO - Console message: 1689140414269	FirefoxView.TabsSetup	DEBUG	Resetting timestamp and tabs pending flags as there are no visible views
[task 2023-07-12T05:40:14.455Z] 05:40:14     INFO - Console message: 1689140414269	FirefoxView.TabsSetup	DEBUG	updateViewVisibility for instance: 4460883, visibility: unloaded
[task 2023-07-12T05:40:14.456Z] 05:40:14     INFO - Console message: 1689140414269	FirefoxView.TabsSetup	DEBUG	Resetting timestamp and tabs pending flags as there are no visible views
[task 2023-07-12T05:40:14.456Z] 05:40:14     INFO - Buffered messages finished
[task 2023-07-12T05:40:14.463Z] 05:40:14     INFO - TEST-UNEXPECTED-FAIL | browser/components/firefoxview/tests/browser/browser_reload_firefoxview.js | A promise chain failed to handle a rejection: null has no properties - stack: getHistory@resource://gre/modules/PlacesQuery.sys.mjs:71:19
[task 2023-07-12T05:40:14.463Z] 05:40:14     INFO - @resource://gre/modules/PlacesQuery.sys.mjs:176:38
[task 2023-07-12T05:40:14.463Z] 05:40:14     INFO - callback@resource://gre/modules/Timer.sys.mjs:126:16
[task 2023-07-12T05:40:14.463Z] 05:40:14     INFO - ChromeUtils::IdleDispatch handler*requestIdleCallback@resource://gre/modules/Timer.sys.mjs:130:15
[task 2023-07-12T05:40:14.463Z] 05:40:14     INFO - @resource://gre/modules/PlacesQuery.sys.mjs:175:14
[task 2023-07-12T05:40:14.463Z] 05:40:14     INFO - async*#initHistoryListener@resource://gre/modules/PlacesQuery.sys.mjs:181:21
[task 2023-07-12T05:40:14.463Z] 05:40:14     INFO - getHistory@resource://gre/modules/PlacesQuery.sys.mjs:113:32
[task 2023-07-12T05:40:14.463Z] 05:40:14     INFO - async*updateHistoryData@chrome://browser/content/firefoxview/history.mjs:64:53
[task 2023-07-12T05:40:14.463Z] 05:40:14     INFO - connectedCallback@chrome://browser/content/firefoxview/history.mjs:33:10
[task 2023-07-12T05:40:14.463Z] 05:40:14     INFO - @chrome://browser/content/firefoxview/history.mjs:416:16
[task 2023-07-12T05:40:14.463Z] 05:40:14     INFO - Rejection date: Wed Jul 12 2023 05:40:13 GMT+0000 (Coordinated Universal Time) - false == true - {"filename":"resource://testing-common/PromiseTestUtils.sys.mjs","name":"assertNoUncaughtRejections","sourceId":574,"lineNumber":266,"columnNumber":14,"sourceLine":"","asyncCause":null,"asyncCaller":null,"caller":{"filename":"chrome://mochikit/content/browser-test.js","name":"handleTask","sourceId":540,"lineNumber":1159,"columnNumber":22,"sourceLine":"","asyncCause":null,"asyncCaller":{"filename":"chrome://mochikit/content/browser-test.js","name":"_runTaskBasedTest","sourceId":540,"lineNumber":1203,"columnNumber":18,"sourceLine":"","asyncCause":null,"asyncCaller":null,"caller":{"filename":"chrome://mochikit/content/browser-test.js","name":"Tester_execTest","sourceId":540,"lineNumber":1345,"columnNumber":14,"sourceLine":"","asyncCause":null,"asyncCaller":null,"caller":{"filename":"chrome://mochikit/content/browser-test.js","name":"nextTest/<","sourceId":540,"lineNumber":1120,"columnNumber":14,"sourceLine":"","asyncCause":null,"asyncCaller":null,"caller":{"filename":"chrome://mochikit/content/tests/SimpleTest/SimpleTest.js","name":"SimpleTest.waitForFocus/<","sourceId":565,"lineNumber":1056,"columnNumber":13,"sourceLine":"","asyncCause":null,"asyncCaller":null,"caller":null,"formattedStack":"SimpleTest.waitForFocus/<@chrome://mochikit/content/tests/SimpleTest/SimpleTest.js:1056:13\n","nativeSavedFrame":{}},"formattedStack":"nextTest/<@chrome://mochikit/content/browser-test.js:1120:14\nSimpleTest.waitForFocus/<@chrome://mochikit/content/tests/SimpleTest/SimpleTest.js:1056:13\n","nativeSavedFrame":{}},"formattedStack":"Tester_execTest@chrome://mochikit/content/browser-test.js:1345:14\nnextTest/<@chrome://mochikit/content/browser-test.js:1120:14\nSimpleTest.waitForFocus/<@chrome://mochikit/content/tests/SimpleTest/SimpleTest.js:1056:13\n","nativeSavedFrame":{}},"formattedStack":"async*_runTaskBasedTest@chrome://mochikit/content/browser-test.js:1203:18\nTester_execTest@chrome://mochikit/content/browser-test.js:1345:14\nnextTest/<@chrome://mochikit/content/browser-test.js:1120:14\nSimpleTest.waitForFocus/<@chrome://mochikit/content/tests/SimpleTest/SimpleTest.js:1056:13\n","nativeSavedFrame":{}},"caller":null,"formattedStack":"handleTask@chrome://mochikit/content/browser-test.js:1159:22\nasync*_runTaskBasedTest@chrome://mochikit/content/browser-test.js:1203:18\nTester_execTest@chrome://mochikit/content/browser-test.js:1345:14\nnextTest/<@chrome://mochikit/content/browser-test.js:1120:14\nSimpleTest.waitForFocus/<@chrome://mochikit/content/tests/SimpleTest/SimpleTest.js:1056:13\n","nativeSavedFrame":{}},"formattedStack":"assertNoUncaughtRejections@resource://testing-common/PromiseTestUtils.sys.mjs:266:14\nhandleTask@chrome://mochikit/content/browser-test.js:1159:22\nasync*_runTaskBasedTest@chrome://mochikit/content/browser-test.js:1203:18\nTester_execTest@chrome://mochikit/content/browser-test.js:1345:14\nnextTest/<@chrome://mochikit/content/browser-test.js:1120:14\nSimpleTest.waitForFocus/<@chrome://mochikit/content/tests/SimpleTest/SimpleTest.js:1056:13\n","nativeSavedFrame":{}}
[task 2023-07-12T05:40:14.463Z] 05:40:14     INFO - Stack trace:
[task 2023-07-12T05:40:14.465Z] 05:40:14     INFO - resource://testing-common/PromiseTestUtils.sys.mjs:assertNoUncaughtRejections:266
[task 2023-07-12T05:40:14.465Z] 05:40:14     INFO - chrome://mochikit/content/browser-test.js:handleTask:1159
[task 2023-07-12T05:40:14.465Z] 05:40:14     INFO - chrome://mochikit/content/browser-test.js:_runTaskBasedTest:1203
[task 2023-07-12T05:40:14.465Z] 05:40:14     INFO - chrome://mochikit/content/browser-test.js:Tester_execTest:1345
[task 2023-07-12T05:40:14.465Z] 05:40:14     INFO - chrome://mochikit/content/browser-test.js:nextTest/<:1120
[task 2023-07-12T05:40:14.465Z] 05:40:14     INFO - chrome://mochikit/content/tests/SimpleTest/SimpleTest.js:SimpleTest.waitForFocus/<:1056
[task 2023-07-12T05:40:14.465Z] 05:40:14     INFO - Leaving test bound test_reload_firefoxview
[task 2023-07-12T05:40:14.652Z] 05:40:14     INFO - GECKO(2772) | MEMORY STAT | vsize 2112798MB | vsizeMaxContiguous 65510863MB | residentFast 479MB | heapAllocated 219MB
[task 2023-07-12T05:40:14.655Z] 05:40:14     INFO - TEST-OK | browser/components/firefoxview/tests/browser/browser_reload_firefoxview.js | took 858ms
```