Bug: Intermittent browser/components/customizableui/test/browser_open_from_popup.js | A promise chain failed to handle a rejection: Actor 'SpecialPowers' destroyed before query was resolved - stack: (No stack available.)
Status: RESOLVED
Priority: P5
Resolution: INCOMPLETE
Created: 2020-07-08 23:14:21+00:00
Resolved: 2021-09-28 17:03:28+00:00

**Filed by:** malexandru [at] mozilla.com
**Parsed log:** https://treeherder.mozilla.org/logviewer.html#?job_id=309052502&repo=autoland
**Full log:** https://firefox-ci-tc.services.mozilla.com/api/queue/v1/task/D-4gg3RgT0eoTxKzt26IOw/runs/0/artifacts/public/logs/live_backing.log

---

```
[task 2020-07-08T22:51:36.103Z] 22:51:36     INFO - TEST-OK | browser/components/customizableui/test/browser_newtab_button_customizemode.js | took 1766ms
[task 2020-07-08T22:51:36.119Z] 22:51:36     INFO - checking window state
[task 2020-07-08T22:51:36.140Z] 22:51:36     INFO - TEST-START | browser/components/customizableui/test/browser_open_from_popup.js
[task 2020-07-08T22:51:36.140Z] 22:51:36     INFO - GECKO(3782) | JavaScript error: , line 0: AbortError: Actor 'SpecialPowers' destroyed before query was resolved
[task 2020-07-08T22:51:36.885Z] 22:51:36     INFO - TEST-INFO | started process screentopng
[task 2020-07-08T22:51:37.294Z] 22:51:37     INFO - TEST-INFO | screentopng: exit 0
[task 2020-07-08T22:51:37.294Z] 22:51:37     INFO - Buffered messages logged at 22:51:36
[task 2020-07-08T22:51:37.294Z] 22:51:37     INFO - Entering test bound open_customize_mode_from_popup
[task 2020-07-08T22:51:37.294Z] 22:51:37     INFO - Console message: [JavaScript Error: "AbortError: Actor 'SpecialPowers' destroyed before query was resolved"]
[task 2020-07-08T22:51:37.294Z] 22:51:37     INFO - TEST-PASS | browser/components/customizableui/test/browser_open_from_popup.js | Should have opened customize mode in the parent window - 
[task 2020-07-08T22:51:37.294Z] 22:51:37     INFO - Buffered messages finished
[task 2020-07-08T22:51:37.298Z] 22:51:37     INFO - TEST-UNEXPECTED-FAIL | browser/components/customizableui/test/browser_open_from_popup.js | A promise chain failed to handle a rejection: Actor 'SpecialPowers' destroyed before query was resolved - stack: (No stack available.)
[task 2020-07-08T22:51:37.299Z] 22:51:37     INFO - Rejection date: Wed Jul 08 2020 22:51:36 GMT+0000 (Coordinated Universal Time) - false == true - JS frame :: resource://testing-common/PromiseTestUtils.jsm :: assertNoUncaughtRejections :: line 265
[task 2020-07-08T22:51:37.299Z] 22:51:37     INFO - Stack trace:
[task 2020-07-08T22:51:37.299Z] 22:51:37     INFO - resource://testing-common/PromiseTestUtils.jsm:assertNoUncaughtRejections:265
[task 2020-07-08T22:51:37.299Z] 22:51:37     INFO - chrome://mochikit/content/browser-test.js:Tester_execTest/<:1095
[task 2020-07-08T22:51:37.299Z] 22:51:37     INFO - Leaving test bound open_customize_mode_from_popup
[task 2020-07-08T22:51:37.299Z] 22:51:37     INFO - GECKO(3782) | MEMORY STAT | vsize 3535MB | residentFast 571MB | heapAllocated 282MB
[task 2020-07-08T22:51:37.299Z] 22:51:37     INFO - TEST-OK | browser/components/customizableui/test/browser_open_from_popup.js | took 783ms
[task 2020-07-08T22:51:37.300Z] 22:51:37     INFO - checking window state
[task 2020-07-08T22:51:37.301Z] 22:51:37     INFO - TEST-START | browser/components/customizableui/test/browser_open_in_lazy_tab.js
```