1764894 - Intermittent TV devtools/client/netmonitor/test/browser_net_post-data.js | Uncaught exception in test - at chrome://mochitests/content/browser/devtools/client/netmonitor/test/head.js:735 - TypeError: can't access property "textContent", target.querySelect

Status: RESOLVED DUPLICATE of bug 1767649

(DevTools :: Netmonitor, defect, P5)

Description

[Treeherder Bug Filer]

Filed by: ccozmuta [at] mozilla.com
Parsed log: https://treeherder.mozilla.org/logviewer?job_id=374620422&repo=autoland
Full log: https://firefox-ci-tc.services.mozilla.com/api/queue/v1/task/Za_k0vs-RKOraBR_1nsofg/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/Za_k0vs-RKOraBR_1nsofg/runs/0/artifacts/public/logs/live_backing.log&only_show_unexpected=1

---

[task 2022-04-15T08:45:24.481Z] 08:45:24     INFO - TEST-PASS | devtools/client/netmonitor/test/browser_net_post-data.js | The displayed status is correct. - 
[task 2022-04-15T08:45:24.482Z] 08:45:24     INFO - TEST-PASS | devtools/client/netmonitor/test/browser_net_post-data.js | The displayed status code is correct. - 
[task 2022-04-15T08:45:24.483Z] 08:45:24     INFO - TEST-PASS | devtools/client/netmonitor/test/browser_net_post-data.js | The tooltip status is correct. - 
[task 2022-04-15T08:45:24.483Z] 08:45:24     INFO - Displayed type: plain
[task 2022-04-15T08:45:24.484Z] 08:45:24     INFO - Tooltip type: text/plain; charset=utf-8
[task 2022-04-15T08:45:24.485Z] 08:45:24     INFO - TEST-PASS | devtools/client/netmonitor/test/browser_net_post-data.js | The displayed type is correct. - 
[task 2022-04-15T08:45:24.486Z] 08:45:24     INFO - TEST-PASS | devtools/client/netmonitor/test/browser_net_post-data.js | The tooltip type is correct. - 
[task 2022-04-15T08:45:24.487Z] 08:45:24     INFO - Displayed size: 12 B
[task 2022-04-15T08:45:24.487Z] 08:45:24     INFO - Tooltip size: 12 B
[task 2022-04-15T08:45:24.488Z] 08:45:24     INFO - TEST-PASS | devtools/client/netmonitor/test/browser_net_post-data.js | The displayed size is correct. - 
[task 2022-04-15T08:45:24.489Z] 08:45:24     INFO - TEST-PASS | devtools/client/netmonitor/test/browser_net_post-data.js | The tooltip size is correct. - 
[task 2022-04-15T08:45:24.489Z] 08:45:24     INFO - Buffered messages finished
[task 2022-04-15T08:45:24.491Z] 08:45:24     INFO - TEST-UNEXPECTED-FAIL | devtools/client/netmonitor/test/browser_net_post-data.js | Uncaught exception in test - at chrome://mochitests/content/browser/devtools/client/netmonitor/test/head.js:735 - TypeError: can't access property "textContent", target.querySelector(...) is null
[task 2022-04-15T08:45:24.492Z] 08:45:24     INFO - Stack trace:
[task 2022-04-15T08:45:24.492Z] 08:45:24     INFO - verifyRequestItemTarget@chrome://mochitests/content/browser/devtools/client/netmonitor/test/head.js:735:26
[task 2022-04-15T08:45:24.492Z] 08:45:24     INFO - @chrome://mochitests/content/browser/devtools/client/netmonitor/test/browser_net_post-data.js:39:26
[task 2022-04-15T08:45:24.492Z] 08:45:24     INFO - Async*handleTask@chrome://mochikit/content/browser-test.js:989:26
[task 2022-04-15T08:45:24.492Z] 08:45:24     INFO - _runTaskBasedTest@chrome://mochikit/content/browser-test.js:1061:18
[task 2022-04-15T08:45:24.492Z] 08:45:24     INFO - Tester_execTest@chrome://mochikit/content/browser-test.js:1189:14
[task 2022-04-15T08:45:24.492Z] 08:45:24     INFO - nextTest/<@chrome://mochikit/content/browser-test.js:972:14
[task 2022-04-15T08:45:24.492Z] 08:45:24     INFO - SimpleTest.waitForFocus/<@chrome://mochikit/content/tests/SimpleTest/SimpleTest.js:1041:13
[task 2022-04-15T08:45:24.493Z] 08:45:24     INFO - Leaving test bound 
[task 2022-04-15T08:45:24.609Z] 08:45:24     INFO - Removing tab.
[task 2022-04-15T08:45:24.609Z] 08:45:24     INFO - Waiting for event: 'TabClose' on [object XULElement].
[task 2022-04-15T08:45:24.618Z] 08:45:24     INFO - Got event: 'TabClose' on [object XULElement].
[task 2022-04-15T08:45:24.649Z] 08:45:24     INFO - Tab removed and finished closing
[task 2022-04-15T08:45:24.681Z] 08:45:24     INFO - GECKO(4018) | JavaScript error: , line 0: NotFoundError: No such JSWindowActor 'DevToolsFrame'
[task 2022-04-15T08:45:24.762Z] 08:45:24     INFO - Console message: [JavaScript Error: "NotFoundError: No such JSWindowActor 'DevToolsFrame'"]
[task 2022-04-15T08:45:24.774Z] 08:45:24     INFO - TEST-PASS | devtools/client/netmonitor/test/browser_net_post-data.js | The main process DevToolsServer has no pending connection when the test ends - 
[task 2022-04-15T08:45:24.774Z] 08:45:24     INFO - finish() was called, cleaning up...
[task 2022-04-15T08:45:24.802Z] 08:45:24     INFO - GECKO(4018) | MEMORY STAT | vsize 11449MB | residentFast 532MB | heapAllocated 246MB
[task 2022-04-15T08:45:24.804Z] 08:45:24     INFO - TEST-OK | devtools/client/netmonitor/test/browser_net_post-data.js | took 3163ms
[task 2022-04-15T08:45:24.826Z] 08:45:24     INFO - checking window state
[task 2022-04-15T08:45:24.902Z] 08:45:24     INFO - GECKO(4018) | Completed ShutdownLeaks collections in process 4018
[task 2022-04-15T08:45:24.902Z] 08:45:24     INFO - TEST-START | Shutdown

Comment 1

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

:bomsy, since you are the author of the regressor, bug 1758361, could you take a look?
For more information, please visit auto_nag documentation.

Comment 2

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

Set release status flags based on info from the regressing bug 1758361

Comment 3

[Intermittent Failures Robot]

2 failures in 2948 pushes (0.001 failures/push) were associated with this bug in the last 7 days.

Repository breakdown:

• autoland: 2

Platform and build breakdown:

• linux1804-64-qr: 1
  • opt: 1
• windows10-32-2004-qr: 1
  • opt: 1

For more details, see:
https://treeherder.mozilla.org/intermittent-failures/bugdetails?bug=1764894&startday=2022-04-11&endday=2022-04-17&tree=all

Comment 4

[Hubert Boma Manilla (:bomsy)]

I'm not a able to reproduce this, and it does not seem to failing that frequently.
Will keep watching to see.