1713042 - Intermittent comm/mail/test/browser/session-store/browser_sessionStore.js | Uncaught exception - at chrome://messenger/content/folderPane.js:674 - TypeError: can't access property "entries", this._rowMap is null

Status: RESOLVED FIXED

(Thunderbird :: General, defect, P5)

Description

[Treeherder Bug Filer]

Filed by: geoff [at] darktrojan.net
Parsed log: https://treeherder.mozilla.org/logviewer?job_id=340911141&repo=comm-central
Full log: https://firefox-ci-tc.services.mozilla.com/api/queue/v1/task/MqEE0uDwS1alJTOYvNhZYQ/runs/0/artifacts/public/logs/live_backing.log

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Comment 1

[Intermittent Failures Robot]

4 failures in 2908 pushes (0.001 failures/push) were associated with this bug in the last 7 days.

Repository breakdown:

• comm-central: 4

Platform and build breakdown:

• macosx1015-64-shippable: 1
  • opt: 1
• macosx1015-64: 1
  • opt: 1
• linux64: 1
  • opt: 1
• linux64-shippable: 1
  • opt: 1

For more details, see:
https://treeherder.mozilla.org/intermittent-failures/bugdetails?bug=1713042&startday=2021-05-24&endday=2021-05-30&tree=all

Comment 2

[Intermittent Failures Robot]

12 failures in 3065 pushes (0.004 failures/push) were associated with this bug in the last 7 days.

Repository breakdown:

• comm-central: 12

Platform and build breakdown:

• linux64-shippable: 5
  • opt: 5
• macosx1015-64: 2
  • opt: 2
• macosx1015-64-shippable: 3
  • opt: 3
• linux64: 2
  • opt: 2

For more details, see:
https://treeherder.mozilla.org/intermittent-failures/bugdetails?bug=1713042&startday=2021-05-31&endday=2021-06-06&tree=all

Comment 3

[Pulsebot]

Pushed by [e-mail]:
https://hg.mozilla.org/comm-central/rev/4e2ff216c16c
Stop browser_sessionStore.js failing by waiting for the folder tree to load. rs=bustage-fix

Comment 4

[Intermittent Failures Robot]

20 failures in 3502 pushes (0.006 failures/push) were associated with this bug in the last 7 days.

Repository breakdown:

• comm-central: 20

Platform and build breakdown:

• macosx1015-64: 7
  • opt: 7
• linux64-shippable: 5
  • opt: 5
• macosx1015-64-shippable: 6
  • opt: 6
• linux64: 2
  • opt: 2

For more details, see:
https://treeherder.mozilla.org/intermittent-failures/bugdetails?bug=1713042&startday=2021-06-07&endday=2021-06-13&tree=all

Comment 5

[Rob Lemley [:rjl]]

Attachment: Bug_1713042.patch

Comment 6

[Rob Lemley [:rjl]]

Comment on attachment 9226908 [details] [diff] [review]
Bug_1713042.patch

[Triage Comment]
Test only patch for beta

Comment 7

[Rob Lemley [:rjl]]

Thunderbird 90.0b2:
https://hg.mozilla.org/releases/comm-beta/rev/3556e0f2db8a