PHP Warning: Undefined array key "en"
Closed, ResolvedPublicPRODUCTION ERROR
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Description

Error

mwversion: 1.45.0-wmf.21
timestamp: 2025-10-02T03:12:43.757Z
phpversion: 8.1.33
reqId: 47a825ec-2d6c-4585-b44b-bc01f1973d53
Find reqId in Logstash

normalized_message

[{reqId}] {exception_url}   PHP Warning: Undefined array key "en"

Frame	Location	Call
from	/srv/mediawiki/php-1.45.0-wmf.21/extensions/CommunityRequests/includes/AbstractWishlistStore.php(496)
#0	/srv/mediawiki/php-1.45.0-wmf.21/extensions/CommunityRequests/includes/AbstractWishlistStore.php(496)	MediaWiki\Exception\MWExceptionHandler::handleError(int, string, string, int)
#1	/srv/mediawiki/php-1.45.0-wmf.21/extensions/CommunityRequests/includes/AbstractWishlistStore.php(408)	MediaWiki\Extension\CommunityRequests\AbstractWishlistStore->getEntitiesFromDbResultInternal(Wikimedia\Rdbms\MysqliResultWrapper, string, int, string, array)
#2	/srv/mediawiki/php-1.45.0-wmf.21/extensions/CommunityRequests/includes/Api/ApiQueryWishes.php(75)	MediaWiki\Extension\CommunityRequests\AbstractWishlistStore->getAll(string, string, string, int, null, array, int)
#3	/srv/mediawiki/php-1.45.0-wmf.21/includes/api/ApiQuery.php(759)	MediaWiki\Extension\CommunityRequests\Api\ApiQueryWishes->execute()
#4	/srv/mediawiki/php-1.45.0-wmf.21/includes/api/ApiMain.php(2050)	MediaWiki\Api\ApiQuery->execute()
#5	/srv/mediawiki/php-1.45.0-wmf.21/includes/api/ApiMain.php(958)	MediaWiki\Api\ApiMain->executeAction()
#6	/srv/mediawiki/php-1.45.0-wmf.21/includes/api/ApiMain.php(929)	MediaWiki\Api\ApiMain->executeActionWithErrorHandling()
#7	/srv/mediawiki/php-1.45.0-wmf.21/includes/api/ApiEntryPoint.php(152)	MediaWiki\Api\ApiMain->execute()
#8	/srv/mediawiki/php-1.45.0-wmf.21/includes/MediaWikiEntryPoint.php(198)	MediaWiki\Api\ApiEntryPoint->execute()
#9	/srv/mediawiki/php-1.45.0-wmf.21/api.php(44)	MediaWiki\MediaWikiEntryPoint->run()
#10	/srv/mediawiki/w/api.php(3)	require(string)
#11	{main}

Impact

Notes

Details

Request URL: https://meta.wikimedia.org/w/api.php?action=query&crwcount=*&crwdir=*&crwlang=*&crwlimit=*&crwprop=*&crwsort=*&format=*&list=*

Related Changes in Gerrit:

	Subject	Repo	Branch	Lines +/-
	Fallback to first result row if none in baselang is found	mediawiki/extensions/CommunityRequests	wmf/1.45.0-wmf.21	+8 -3
	Fallback to first result row if none in baselang is found	mediawiki/extensions/CommunityRequests	master	+8 -3

Customize query in gerrit

Related Objects

Mentioned In: T406192: UnhandledMatchError: Unhandled match case ''
rECOR8faa581e1f84: Fallback to first result row if none in baselang is found
rECOR065699e9ce33: Fallback to first result row if none in baselang is found
Mentioned Here: T406192: UnhandledMatchError: Unhandled match case ''

Event Timeline

• MusikAnimal created this task.Oct 2 2025, 4:52 AM

Restricted Application added a subscriber: Aklapper. · View Herald TranscriptOct 2 2025, 4:52 AM

• MusikAnimal moved this task from Backlog - groomed to Ready (prioritized + estimated) on the Community-Tech (Sea Lion Squad) board.Oct 2 2025, 4:52 AM

It's happening for other language keys as well, such as fr. For that, a URL that triggers it seems to be:

https://meta.wikimedia.org/w/api.php?action=query&crwcount=1&crwdir=ascending&crwlang=nb&crwsort=votecount&format=json&list=communityrequests-wishes

I've managed to replicate this locally.

Change #1193289 had a related patch set uploaded (by Samwilson; author: Samwilson):

[mediawiki/extensions/CommunityRequests@master] Fallback to first result row if none in baselang is found

https://gerrit.wikimedia.org/r/1193289

gerritbot added a project: Patch-For-Review.Oct 3 2025, 2:30 AM

Change #1193291 had a related patch set uploaded (by Tim Starling; author: Samwilson):

[mediawiki/extensions/CommunityRequests@wmf/1.45.0-wmf.21] Fallback to first result row if none in baselang is found

https://gerrit.wikimedia.org/r/1193291

Change #1193289 merged by jenkins-bot:

[mediawiki/extensions/CommunityRequests@master] Fallback to first result row if none in baselang is found

https://gerrit.wikimedia.org/r/1193289

Samwilson mentioned this in rECOR065699e9ce33: Fallback to first result row if none in baselang is found.Oct 3 2025, 2:57 AM

ReleaseTaggerBot added a project: MW-1.45-notes (1.45.0-wmf.22; 2025-10-07).Oct 3 2025, 3:00 AM

Change #1193291 merged by jenkins-bot:

[mediawiki/extensions/CommunityRequests@wmf/1.45.0-wmf.21] Fallback to first result row if none in baselang is found

https://gerrit.wikimedia.org/r/1193291

tstarling mentioned this in rECOR8faa581e1f84: Fallback to first result row if none in baselang is found.Oct 3 2025, 3:17 AM

Mentioned in SAL (#wikimedia-operations) [2025-10-03T03:24:48Z] <tstarling@deploy2002> Started scap sync-world: Backport for [[gerrit:1193291|Fallback to first result row if none in baselang is found (T406196)]], [[gerrit:1193281|Ensure linkUpdateComplete handler is only run for entities (T406192)]]

Mentioned in SAL (#wikimedia-operations) [2025-10-03T03:30:46Z] <tstarling@deploy2002> tstarling: Backport for [[gerrit:1193291|Fallback to first result row if none in baselang is found (T406196)]], [[gerrit:1193281|Ensure linkUpdateComplete handler is only run for entities (T406192)]] synced to the testservers (see https://wikitech.wikimedia.org/wiki/Mwdebug). Changes can now be verified there.

Maintenance_bot removed a project: Patch-For-Review.Oct 3 2025, 3:30 AM

Mentioned in SAL (#wikimedia-operations) [2025-10-03T03:36:03Z] <tstarling@deploy2002> Finished scap sync-world: Backport for [[gerrit:1193291|Fallback to first result row if none in baselang is found (T406196)]], [[gerrit:1193281|Ensure linkUpdateComplete handler is only run for entities (T406192)]] (duration: 11m 15s)

ReleaseTaggerBot edited projects, added MW-1.45-notes (1.45.0-wmf.21; 2025-09-30); removed MW-1.45-notes (1.45.0-wmf.22; 2025-10-07).Oct 3 2025, 4:00 AM

Samwilson moved this task from Backlog to Entities on the MediaWiki-extensions-CommunityRequests board.Oct 3 2025, 4:08 AM

Thanks for merging and deploying Tim!

The most recent of these errors was at 2025-10-03 01:06:51 Z.

No more errors in the last couple of days. I think we can close this.

PHP Warning: Undefined array key "en"Closed, ResolvedPublicPRODUCTION ERRORActions