1347840 - Intermittent java.lang.NullPointerException: Attempt to invoke virtual method 'void com.android.server.wm.DisplayContent.moveStack(com.android.server.wm.TaskStack, boolean)' on a null object reference

Status: RESOLVED INCOMPLETE

(Firefox for Android Graveyard :: General, defect, P5)

Description

[Treeherder Bug Filer]

Filed by: bclary [at] mozilla.com

https://treeherder.mozilla.org/logviewer.html#?job_id=82610715&repo=mozilla-central

https://autophone.s3.amazonaws.com/v1/task/RMCxX9DESTO0nW1uwdqGBA/runs/0/artifacts/public/build/autophone-s1s2-s1s2-blank-remote.ini-1-pixel-04-e8bab6a9-7334-47f1-8400-7b6fe9646602-autophone.log

Comment 1

[Intermittent Failures Robot]

5 failures in 777 pushes (0.006 failures/push) were associated with this bug in the last 7 days.   

Repository breakdown:
* autoland: 3
* mozilla-aurora: 2

Platform breakdown:
* android-7-1-armv8-api15: 5

For more details, see:
https://brasstacks.mozilla.com/orangefactor/?display=Bug&bugid=1347840&startday=2017-03-13&endday=2017-03-19&tree=all

Comment 2

[Wesley Huang [:wesley_huang] (EPM) (NI me)]

only happens on android 7.1 so very likely a framework bug.
Fail rate is low.

Comment 3

[Intermittent Failures Robot]

6 failures in 845 pushes (0.007 failures/push) were associated with this bug in the last 7 days.   

Repository breakdown:
* mozilla-inbound: 3
* autoland: 3

Platform breakdown:
* android-7-1-armv8-api15: 6

For more details, see:
https://brasstacks.mozilla.com/orangefactor/?display=Bug&bugid=1347840&startday=2017-03-27&endday=2017-04-02&tree=all

Comment 4

[Intermittent Failures Robot]

9 failures in 867 pushes (0.01 failures/push) were associated with this bug in the last 7 days.   

Repository breakdown:
* mozilla-inbound: 4
* autoland: 4
* mozilla-beta: 1

Platform breakdown:
* android-7-1-armv8-api15: 9

For more details, see:
https://brasstacks.mozilla.com/orangefactor/?display=Bug&bugid=1347840&startday=2017-04-03&endday=2017-04-09&tree=all

Comment 5

[Intermittent Failures Robot]

5 failures in 817 pushes (0.006 failures/push) were associated with this bug in the last 7 days.   

Repository breakdown:
* mozilla-central: 3
* autoland: 2

Platform breakdown:
* android-7-1-armv8-api15: 5

For more details, see:
https://brasstacks.mozilla.com/orangefactor/?display=Bug&bugid=1347840&startday=2017-04-17&endday=2017-04-23&tree=all

Comment 6

[Firefox Bug Husbandry Bot]

Re-triaging per https://bugzilla.mozilla.org/show_bug.cgi?id=1473195

Needinfo :susheel if you think this bug should be re-triaged.

Comment 7

[yazhou_android]

how to resolve the bug?

Comment 8

[BMO Automation]

We have completed our launch of our new Firefox on Android. The development of the new versions use GitHub for issue tracking. If the bug report still reproduces in a current version of [Firefox on Android nightly](https://play.google.com/store/apps/details?id=org.mozilla.fenix) an issue can be reported at the [Fenix GitHub project](https://github.com/mozilla-mobile/fenix/). If you want to discuss your report please use [Mozilla's chat](https://wiki.mozilla.org/Matrix#Connect_to_Matrix) server https://chat.mozilla.org and join the [#fenix](https://chat.mozilla.org/#/room/#fenix:mozilla.org) channel.