Bug: Intermittent browser/components/customizableui/test/browser_995164_registerArea_during_customize_mode.js | single tracking bug
Status: RESOLVED
Priority: P5
Resolution: INCOMPLETE
Created: 2022-07-14 14:43:43+00:00
Resolved: 2024-06-07 12:01:29+00:00

**Filed by:** apavel [at] mozilla.com
**Parsed log:** https://treeherder.mozilla.org/logviewer?job_id=384351426&repo=try
**Full log:** https://firefox-ci-tc.services.mozilla.com/api/queue/v1/task/U8wZDw33SUqls7M6G4J2VQ/runs/0/artifacts/public/logs/live_backing.log

---
```
[task 2022-07-14T12:48:30.629Z] 12:48:30     INFO - TEST-PASS | browser/components/customizableui/test/browser_995164_registerArea_during_customize_mode.js | Button really is on toolbar. - 
[task 2022-07-14T12:48:30.630Z] 12:48:30     INFO - Console message: [JavaScript Error: "TypeError: can't access property "id", aToolbar is null" {file: "resource:///modules/CustomizableUI.jsm" line: 937}]
[task 2022-07-14T12:48:30.630Z] 12:48:30     INFO - registerToolbarNode@resource:///modules/CustomizableUI.jsm:937:16
[task 2022-07-14T12:48:30.630Z] 12:48:30     INFO - registerToolbarNode@resource:///modules/CustomizableUI.jsm:3740:28
[task 2022-07-14T12:48:30.630Z] 12:48:30     INFO - onDOMContentLoaded@chrome://browser/content/browser.js:1719:22
[task 2022-07-14T12:48:30.630Z] 12:48:30     INFO - 
[task 2022-07-14T12:48:30.630Z] 12:48:30     INFO - TEST-PASS | browser/components/customizableui/test/browser_995164_registerArea_during_customize_mode.js | Should have been told area was registered. - 
[task 2022-07-14T12:48:30.631Z] 12:48:30     INFO - TEST-PASS | browser/components/customizableui/test/browser_995164_registerArea_during_customize_mode.js | Button is on other toolbar, too. - 
[task 2022-07-14T12:48:30.631Z] 12:48:30     INFO - TEST-PASS | browser/components/customizableui/test/browser_995164_registerArea_during_customize_mode.js | Button moved to the palette - 
[task 2022-07-14T12:48:30.632Z] 12:48:30     INFO - TEST-PASS | browser/components/customizableui/test/browser_995164_registerArea_during_customize_mode.js | Button really is in palette. - 
[task 2022-07-14T12:48:30.632Z] 12:48:30     INFO - TEST-PASS | browser/components/customizableui/test/browser_995164_registerArea_during_customize_mode.js | Button is in palette in other window, too. - 
[task 2022-07-14T12:48:30.633Z] 12:48:30     INFO - Buffered messages finished
[task 2022-07-14T12:48:30.634Z] 12:48:30     INFO - TEST-UNEXPECTED-FAIL | browser/components/customizableui/test/browser_995164_registerArea_during_customize_mode.js | Button moved out of palette - 
[task 2022-07-14T12:48:30.634Z] 12:48:30     INFO - Stack trace:
[task 2022-07-14T12:48:30.634Z] 12:48:30     INFO - chrome://mochikit/content/browser-test.js:test_ok:1400
[task 2022-07-14T12:48:30.634Z] 12:48:30     INFO - chrome://mochitests/content/browser/browser/components/customizableui/test/browser_995164_registerArea_during_customize_mode.js:null:168
[task 2022-07-14T12:48:30.634Z] 12:48:30     INFO - Not taking screenshot here: see the one that was previously logged
[task 2022-07-14T12:48:30.635Z] 12:48:30     INFO - TEST-UNEXPECTED-FAIL | browser/components/customizableui/test/browser_995164_registerArea_during_customize_mode.js | Uncaught exception in test - at chrome://mochitests/content/browser/browser/components/customizableui/test/browser_995164_registerArea_during_customize_mode.js:173 - TypeError: can't access property "area", CustomizableUI.getPlacementOfWidget(...) is null
[task 2022-07-14T12:48:30.635Z] 12:48:30     INFO - Stack trace:
[task 2022-07-14T12:48:30.635Z] 12:48:30     INFO - @chrome://mochitests/content/browser/browser/components/customizableui/test/browser_995164_registerArea_during_customize_mode.js:173:20
[task 2022-07-14T12:48:30.635Z] 12:48:30     INFO - Leaving test bound 
[task 2022-07-14T12:48:30.636Z] 12:48:30     INFO - GECKO(1825) | MEMORY STAT | vsize 16554MB | residentFast 487MB | heapAllocated 260MB
[task 2022-07-14T12:48:30.636Z] 12:48:30     INFO - TEST-OK | browser/components/customizableui/test/browser_995164_registerArea_during_customize_mode.js | took 322ms
[task 2022-07-14T12:48:30.636Z] 12:48:30     INFO - Not taking screenshot here: see the one that was previously logged
[task 2022-07-14T12:48:30.636Z] 12:48:30     INFO - TEST-UNEXPECTED-FAIL | browser/components/customizableui/test/browser_995164_registerArea_during_customize_mode.js | Found an unexpected tab at the end of test run: about:blank - 
[task 2022-07-14T12:48:30.637Z] 12:48:30     INFO - checking window state
[task 2022-07-14T12:48:30.637Z] 12:48:30     INFO - Not taking screenshot here: see the one that was previously logged
[task 2022-07-14T12:48:30.637Z] 12:48:30     INFO - TEST-UNEXPECTED-FAIL | browser/components/customizableui/test/browser_995164_registerArea_during_customize_mode.js | Found an unexpected browser window at the end of test run - 
[task 2022-07-14T12:48:30.638Z] 12:48:30     INFO - GECKO(1825) | must wait for focus
```