1491836 - Crash in java.lang.NullPointerException: Attempt to invoke virtual method 'java.lang.String android.app.NotificationChannel.getId()' on a null object reference at org.mozilla.gecko.updater.Updater.showDownloadNotification(Updater.java)

Status: RESOLVED DUPLICATE of bug 1491643

(Firefox for Android Graveyard :: General, defect)

Description

[Marcia Knous [:marcia]]

This bug was filed from the Socorro interface and is
report bp-e85a07da-6f6b-4c98-87bc-4b48d0180910.
=============================================================

Seen while looking at nightly crash stats - crashes started using  	20180909100231.

Possible regression range based on Build ID: https://hg.mozilla.org/mozilla-central/pushloghtml?fromchange=da268c77ac7630925921792ffc32111ae3faf7a9&tochange=4df1ba9c741f1cb6661d9f205ad0fedf91d31925. 11 crashes/8 installs so far.

Bug 1489594 is in that range. ni on JanH

Java stack trace:

java.lang.NullPointerException: Attempt to invoke virtual method 'java.lang.String android.app.NotificationChannel.getId()' on a null object reference
	at org.mozilla.gecko.updater.Updater.showDownloadNotification(Updater.java:479)
	at org.mozilla.gecko.updater.Updater.downloadUpdatePackage(Updater.java:377)
	at org.mozilla.gecko.updater.Updater.startDownload(Updater.java:289)
	at org.mozilla.gecko.updater.Updater.access$000(Updater.java:67)
	at org.mozilla.gecko.updater.Updater$1.run(Updater.java:168)
	at org.mozilla.gecko.permissions.PermissionBlock.executeRunnable(PermissionBlock.java:139)
	at org.mozilla.gecko.permissions.PermissionBlock.onPermissionsGranted(PermissionBlock.java:118)
	at org.mozilla.gecko.permissions.PermissionBlock.run(PermissionBlock.java:98)
	at org.mozilla.gecko.updater.Updater.startUpdate(Updater.java:165)
	at org.mozilla.gecko.updater.UpdatesCheckService.onHandleWork(UpdatesCheckService.java:14)
	at android.support.v4.app.JobIntentService$CommandProcessor.doInBackground(JobIntentService.java:391)
	at android.support.v4.app.JobIntentService$CommandProcessor.doInBackground(JobIntentService.java:382)
	at android.os.AsyncTask$2.call(AsyncTask.java:333)
	at java.util.concurrent.FutureTask.run(FutureTask.java:266)
	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1162)
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:636)
	at java.lang.Thread.run(Thread.java:764)