1692901 - Intermittent devtools/client/debugger/test/mochitest/browser_dbg-fission-frame-breakpoint.js | Uncaught exception - at chrome: devtools/client/debugger/test/mochitest/helpers.js:547 - TypeError: can't access property "location", frame is null

Status: RESOLVED INCOMPLETE

(DevTools :: Debugger, defect, P5)

Description

[Treeherder Bug Filer]

Filed by: csabou [at] mozilla.com
Parsed log: https://treeherder.mozilla.org/logviewer?job_id=330027147&repo=autoland
Full log: https://firefox-ci-tc.services.mozilla.com/api/queue/v1/task/BoeTBbTuRmiqGAWQeh7dGw/runs/0/artifacts/public/logs/live_backing.log
Reftest URL: https://hg.mozilla.org/mozilla-central/raw-file/tip/layout/tools/reftest/reftest-analyzer.xhtml#logurl=https://firefox-ci-tc.services.mozilla.com/api/queue/v1/task/BoeTBbTuRmiqGAWQeh7dGw/runs/0/artifacts/public/logs/live_backing.log&only_show_unexpected=1

---

[task 2021-02-15T18:27:18.497Z] 18:27:18     INFO - TEST-PASS | devtools/client/debugger/test/mochitest/browser_dbg-fission-frame-breakpoint.js | a new breakpoint was created - 
[task 2021-02-15T18:27:18.498Z] 18:27:18     INFO - Reload the page to hit the breakpoint on load
[task 2021-02-15T18:27:18.498Z] 18:27:18     INFO - Console message: [JavaScript Warning: "Use of nsIFile in content process is deprecated." {file: "resource://gre/modules/NetUtil.jsm" line: 253}]
[task 2021-02-15T18:27:18.498Z] 18:27:18     INFO - Waiting for state change: selected source
[task 2021-02-15T18:27:18.498Z] 18:27:18     INFO - Finished waiting for state change: selected source
[task 2021-02-15T18:27:18.498Z] 18:27:18     INFO - TEST-PASS | devtools/client/debugger/test/mochitest/browser_dbg-fission-frame-breakpoint.js | Selected source is simple2.js - 
[task 2021-02-15T18:27:18.498Z] 18:27:18     INFO - Buffered messages finished
[task 2021-02-15T18:27:18.498Z] 18:27:18     INFO - TEST-UNEXPECTED-FAIL | devtools/client/debugger/test/mochitest/browser_dbg-fission-frame-breakpoint.js | Uncaught exception - at chrome://mochitests/content/browser/devtools/client/debugger/test/mochitest/helpers.js:547 - TypeError: can't access property "location", frame is null
[task 2021-02-15T18:27:18.498Z] 18:27:18     INFO - Stack trace:
[task 2021-02-15T18:27:18.498Z] 18:27:18     INFO - isSelectedFrameSelected@chrome://mochitests/content/browser/devtools/client/debugger/test/mochitest/helpers.js:547:20
[task 2021-02-15T18:27:18.499Z] 18:27:18     INFO - assertPausedLocation@chrome://mochitests/content/browser/devtools/client/debugger/test/mochitest/helpers.js:321:6
[task 2021-02-15T18:27:18.499Z] 18:27:18     INFO - @chrome://mochitests/content/browser/devtools/client/debugger/test/mochitest/browser_dbg-fission-frame-breakpoint.js:33:23
[task 2021-02-15T18:27:18.499Z] 18:27:18     INFO - Async*Tester_execTest/<@chrome://mochikit/content/browser-test.js:1088:34
[task 2021-02-15T18:27:18.499Z] 18:27:18     INFO - Tester_execTest@chrome://mochikit/content/browser-test.js:1128:11
[task 2021-02-15T18:27:18.499Z] 18:27:18     INFO - nextTest/<@chrome://mochikit/content/browser-test.js:948:14
[task 2021-02-15T18:27:18.499Z] 18:27:18     INFO - SimpleTest.waitForFocus/waitForFocusInner/focusedOrLoaded/<@chrome://mochikit/content/tests/SimpleTest/SimpleTest.js:1037:23
[task 2021-02-15T18:27:18.499Z] 18:27:18     INFO - Leaving test bound 
[task 2021-02-15T18:27:18.499Z] 18:27:18     INFO - GECKO(1801) | [ACTION] PAUSED  - {"type":"PAUSED","thread":"server0.conn0.child3/thread22","why":{"type":"breakpoint","actors":[null]},"frame":{"id":"server0.conn0.child3/frame28","thread":"server0.conn0.child3/thread22","displayName":"(global)","location":{"sourceId":"source-http://example.org/browser/devtools/client/debugger/test/mochitest/examples/simple2.js","line":7,"column":0},"generatedLocation":{"sourceId":"source-http://example.org/browser/devtools/client/debugger/test/mochitest/examples/simple2.js","line":7,"column":0},"this":{"type":"object","actor":"server0.conn0.child3/obj29","class":"Window","ownPropertyLength":814,"extensible":true,"frozen":false,"sealed":false,"isError":false,"preview":{"kind":"ObjectWithURL","url":"http://example.org/browser/devtools/client/debugger/test/mochitest/examples/doc_dbg-fission-frame-sources-frame.html"}},"source":null,"index":0,"asyncCause":null,"state":"on-stack","type":"global"},"pauseInfo":{"why":{"type":"breakpoint","actors":[null]}},"scopes":[],"loadedObjects":[]}
[task 2021-02-15T18:27:18.572Z] 18:27:18     INFO - Removing tab.
[task 2021-02-15T18:27:18.573Z] 18:27:18     INFO - Waiting for event: 'TabClose' on [object XULElement].
[task 2021-02-15T18:27:18.582Z] 18:27:18     INFO - Got event: 'TabClose' on [object XULElement].
[task 2021-02-15T18:27:18.585Z] 18:27:18     INFO - Tab removed and finished closing
[task 2021-02-15T18:27:18.607Z] 18:27:18     INFO - GECKO(1801) | JavaScript error: resource://devtools/shared/protocol/Front.js, line 99: Error: Connection closed, pending request to server0.conn0.child3/thread22, type frames failed
[task 2021-02-15T18:27:18.607Z] 18:27:18     INFO - GECKO(1801) | Request stack:
[task 2021-02-15T18:27:18.607Z] 18:27:18     INFO - GECKO(1801) | request@resource://devtools/shared/protocol/Front.js:288:14
[task 2021-02-15T18:27:18.608Z] 18:27:18     INFO - GECKO(1801) | generateRequestMethods/</frontProto[name]@resource://devtools/shared/protocol/Front/FrontClassWithSpec.js:46:19
[task 2021-02-15T18:27:18.608Z] 18:27:18     INFO - GECKO(1801) | getFrames@resource://devtools/client/fronts/thread.js:87:18
[task 2021-02-15T18:27:18.608Z] 18:27:18     INFO - GECKO(1801) | getFrames@resource://devtools/client/debugger/src/client/firefox/commands.js:335:38
[task 2021-02-15T18:27:18.608Z] 18:27:18     INFO - GECKO(1801) | fetchFrames/<@resource://devtools/client/debugger/src/actions/pause/fetchFrames.js:24:29
[task 2021-02-15T18:27:18.608Z] 18:27:18     INFO - GECKO(1801) | thunk/</</<@resource://devtools/client/debugger/src/actions/utils/middleware/thunk.js:29:45
[task 2021-02-15T18:27:18.608Z] 18:27:18     INFO - GECKO(1801) | dispatch@resource://devtools/client/shared/vendor/redux.js:681:28
[task 2021-02-15T18:27:18.608Z] 18:27:18     INFO - GECKO(1801) | paused/<@resource://devtools/client/debugger/src/actions/pause/paused.js:51:11
[task 2021-02-15T18:27:18.609Z] 18:27:18     INFO - GECKO(1801) | thunk/</</<@resource://devtools/client/debugger/src/actions/utils/middleware/thunk.js:29:45
[task 2021-02-15T18:27:18.609Z] 18:27:18     INFO - GECKO(1801) | bindActionCreator/<@resource://devtools/client/shared/vendor/redux.js:520:12
[task 2021-02-15T18:27:18.609Z] 18:27:18     INFO - GECKO(1801) | onBreakpointAvailable@resource://devtools/client/debugger/src/client/firefox.js:171:15
[task 2021-02-15T18:27:18.609Z] 18:27:18     INFO - GECKO(1801) | async*_notifyWatchers@resource://devtools/shared/resources/resource-watcher.js:564:24
[task 2021-02-15T18:27:18.609Z] 18:27:18     INFO - GECKO(1801) | later@resource://devtools/shared/throttle.js:33:19
[task 2021-02-15T18:27:18.609Z] 18:27:18     INFO - GECKO(1801) | notify@resource://gre/modules/Timer.jsm:62:17```

Comment 1

[BugBot [:suhaib / :marco/ :calixte]]

Set release status flags based on info from the regressing bug 1681699

Comment 2

[Intermittent Failures Robot]

2 failures in 3737 pushes (0.001 failures/push) were associated with this bug in the last 7 days.

Repository breakdown:

• autoland: 1
• try: 1

Platform and build breakdown:

• macosx1014-64-qr: 1
  • opt: 1
• windows10-64-shippable: 1
  • opt: 1

For more details, see:
https://treeherder.mozilla.org/intermittent-failures/bugdetails?bug=1692901&startday=2021-02-15&endday=2021-02-21&tree=all

Comment 3

[Intermittent Failures Robot]

1 failures in 4327 pushes (0.0 failures/push) were associated with this bug in the last 7 days.

Repository breakdown:

• try: 1

Platform and build breakdown:

• windows10-64-shippable: 1
  • opt: 1

For more details, see:
https://treeherder.mozilla.org/intermittent-failures/bugdetails?bug=1692901&startday=2021-02-22&endday=2021-02-28&tree=all

Comment 4

[Intermittent Failures Robot]

2 failures in 3683 pushes (0.001 failures/push) were associated with this bug in the last 7 days.

Repository breakdown:

• mozilla-beta: 1
• autoland: 1

Platform and build breakdown:

• windows10-64-devedition: 1
  • opt: 1
• windows10-64: 1
  • opt: 1

For more details, see:
https://treeherder.mozilla.org/intermittent-failures/bugdetails?bug=1692901&startday=2021-03-01&endday=2021-03-07&tree=all

Comment 5

[Intermittent Failures Robot]

1 failures in 4622 pushes (0.0 failures/push) were associated with this bug in the last 7 days.

Repository breakdown:

• mozilla-central: 1

Platform and build breakdown:

• windows10-64-shippable: 1
  • opt: 1

For more details, see:
https://treeherder.mozilla.org/intermittent-failures/bugdetails?bug=1692901&startday=2021-03-08&endday=2021-03-14&tree=all

Comment 6

[Bogdan Tara[:bogdan_tara | bogdant]]

Seeing this on Tier 1: https://treeherder.mozilla.org/logviewer?job_id=333798160&repo=autoland&lineNumber=5198

Comment 7

[Intermittent Failures Robot]

2 failures in 4257 pushes (0.0 failures/push) were associated with this bug in the last 7 days.

Repository breakdown:

• mozilla-central: 1
• autoland: 1

Platform and build breakdown:

• windows10-64-shippable: 1
  • opt: 1
• windows10-64: 1
  • opt: 1

For more details, see:
https://treeherder.mozilla.org/intermittent-failures/bugdetails?bug=1692901&startday=2021-03-15&endday=2021-03-21&tree=all

Comment 8

[Intermittent Failures Robot]

1 failures in 3967 pushes (0.0 failures/push) were associated with this bug in the last 7 days.

Repository breakdown:

• mozilla-central: 1

Platform and build breakdown:

• windows10-64-shippable: 1
  • opt: 1

For more details, see:
https://treeherder.mozilla.org/intermittent-failures/bugdetails?bug=1692901&startday=2021-03-22&endday=2021-03-28&tree=all

Comment 9

[Intermittent Failures Robot]

1 failures in 3854 pushes (0.0 failures/push) were associated with this bug in the last 7 days.

Repository breakdown:

• mozilla-central: 1

Platform and build breakdown:

• windows10-64-shippable: 1
  • opt: 1

For more details, see:
https://treeherder.mozilla.org/intermittent-failures/bugdetails?bug=1692901&startday=2021-04-05&endday=2021-04-11&tree=all

Comment 10

[Intermittent Failures Robot]

1 failures in 3706 pushes (0.0 failures/push) were associated with this bug in the last 7 days.

Repository breakdown:

• mozilla-central: 1

Platform and build breakdown:

• windows10-64-shippable: 1
  • opt: 1

For more details, see:
https://treeherder.mozilla.org/intermittent-failures/bugdetails?bug=1692901&startday=2021-04-26&endday=2021-05-02&tree=all

Comment 11

[BugBot [:suhaib / :marco/ :calixte]]

https://wiki.mozilla.org/Bug_Triage#Intermittent_Test_Failure_Cleanup
For more information, please visit auto_nag documentation.

Comment 12

[Treeherder Bug Filer]

New failure instance: https://treeherder.mozilla.org/logviewer?job_id=364041008&repo=mozilla-beta

Comment 13

[Intermittent Failures Robot]

2 failures in 3060 pushes (0.001 failures/push) were associated with this bug in the last 7 days.

Repository breakdown:

• mozilla-beta: 1
• autoland: 1

Platform and build breakdown:

• windows10-64-2004-devedition-qr: 1
  • opt: 1
• windows10-64-2004-shippable-qr: 1
  • opt: 1

For more details, see:
https://treeherder.mozilla.org/intermittent-failures/bugdetails?bug=1692901&startday=2022-01-10&endday=2022-01-16&tree=all

Comment 14

[Intermittent Failures Robot]

2 failures in 3444 pushes (0.001 failures/push) were associated with this bug in the last 7 days.

Repository breakdown:

• mozilla-central: 2

Platform and build breakdown:

• windows10-64-2004-shippable-qr: 2
  • opt: 2

For more details, see:
https://treeherder.mozilla.org/intermittent-failures/bugdetails?bug=1692901&startday=2022-01-17&endday=2022-01-23&tree=all

Comment 15

[Intermittent Failures Robot]

2 failures in 3445 pushes (0.001 failures/push) were associated with this bug in the last 7 days.

Repository breakdown:

• autoland: 1
• mozilla-central: 1

Platform and build breakdown:

• windows10-64-2004-shippable-qr: 2
  • opt: 2

For more details, see:
https://treeherder.mozilla.org/intermittent-failures/bugdetails?bug=1692901&startday=2022-01-24&endday=2022-01-30&tree=all

Comment 16

[Intermittent Failures Robot]

4 failures in 3165 pushes (0.001 failures/push) were associated with this bug in the last 7 days.

Repository breakdown:

• mozilla-central: 3
• autoland: 1

Platform and build breakdown:

• macosx1015-64-shippable-qr: 4
  • opt: 4

For more details, see:
https://treeherder.mozilla.org/intermittent-failures/bugdetails?bug=1692901&startday=2022-01-31&endday=2022-02-06&tree=all

Comment 17

[Intermittent Failures Robot]

4 failures in 3711 pushes (0.001 failures/push) were associated with this bug in the last 7 days.

Repository breakdown:

• autoland: 2
• mozilla-central: 1
• mozilla-beta: 1

Platform and build breakdown:

• macosx1015-64-qr: 2
  • opt: 2
• macosx1015-64-shippable-qr: 1
  • opt: 1
• macosx1015-64-devedition-qr: 1
  • opt: 1

For more details, see:
https://treeherder.mozilla.org/intermittent-failures/bugdetails?bug=1692901&startday=2022-02-07&endday=2022-02-13&tree=all

Comment 18

[Intermittent Failures Robot]

1 failures in 3281 pushes (0.0 failures/push) were associated with this bug in the last 7 days.

Repository breakdown:

• autoland: 1

Platform and build breakdown:

• windows10-64-2004-shippable-qr: 1
  • opt: 1

For more details, see:
https://treeherder.mozilla.org/intermittent-failures/bugdetails?bug=1692901&startday=2022-02-14&endday=2022-02-20&tree=all

Comment 19

[Intermittent Failures Robot]

7 failures in 2992 pushes (0.002 failures/push) were associated with this bug in the last 7 days.

Repository breakdown:

• autoland: 5
• mozilla-central: 1
• mozilla-beta: 1

Platform and build breakdown:

• windows10-64-2004-shippable-qr: 2
  • opt: 2
• macosx1015-64-shippable-qr: 1
  • opt: 1
• windows10-64-2004-qr: 1
  • opt: 1
• windows10-32-2004-qr: 2
  • opt: 2
• macosx1015-64-devedition-qr: 1
  • opt: 1

For more details, see:
https://treeherder.mozilla.org/intermittent-failures/bugdetails?bug=1692901&startday=2022-02-21&endday=2022-02-27&tree=all

Comment 20

[Intermittent Failures Robot]

6 failures in 3063 pushes (0.002 failures/push) were associated with this bug in the last 7 days.

Repository breakdown:

• autoland: 4
• try: 1
• mozilla-central: 1

Platform and build breakdown:

• windows10-64-2004-qr: 3
  • opt: 3
• windows10-64-2004-shippable-qr: 2
  • opt: 2
• macosx1015-64-shippable-qr: 1
  • opt: 1

For more details, see:
https://treeherder.mozilla.org/intermittent-failures/bugdetails?bug=1692901&startday=2022-02-28&endday=2022-03-06&tree=all

Comment 21

[Intermittent Failures Robot]

7 failures in 2837 pushes (0.002 failures/push) were associated with this bug in the last 7 days.

Repository breakdown:

• autoland: 4
• mozilla-central: 2
• mozilla-beta: 1

Platform and build breakdown:

• windows10-64-2004-qr: 1
  • opt: 1
• windows10-64-2004-shippable-qr: 4
  • opt: 4
• macosx1015-64-qr: 1
  • opt: 1
• windows10-64-2004-devedition-qr: 1
  • opt: 1

For more details, see:
https://treeherder.mozilla.org/intermittent-failures/bugdetails?bug=1692901&startday=2022-03-07&endday=2022-03-13&tree=all

Comment 22

[Intermittent Failures Robot]

11 failures in 3304 pushes (0.003 failures/push) were associated with this bug in the last 7 days.

Repository breakdown:

• mozilla-beta: 1
• autoland: 8
• try: 1
• mozilla-central: 1

Platform and build breakdown:

• macosx1015-64-devedition-qr: 1
  • opt: 1
• windows10-64-2004-qr: 4
  • opt: 4
• windows10-64-2004-shippable-qr: 5
  • opt: 5
• windows10-64-2004-devedition-qr: 1
  • opt: 1

For more details, see:
https://treeherder.mozilla.org/intermittent-failures/bugdetails?bug=1692901&startday=2022-03-14&endday=2022-03-20&tree=all

Comment 23

[Intermittent Failures Robot]

3 failures in 3341 pushes (0.001 failures/push) were associated with this bug in the last 7 days.

Repository breakdown:

• autoland: 2
• mozilla-central: 1

Platform and build breakdown:

• windows10-64-2004-qr: 1
  • opt: 1
• windows10-64-2004-shippable-qr: 2
  • opt: 2

For more details, see:
https://treeherder.mozilla.org/intermittent-failures/bugdetails?bug=1692901&startday=2022-03-21&endday=2022-03-27&tree=all

Comment 24

[BugBot [:suhaib / :marco/ :calixte]]

https://wiki.mozilla.org/Bug_Triage#Intermittent_Test_Failure_Cleanup
For more information, please visit auto_nag documentation.