[{reqId}] {exception_url}   TypeError: MediaWiki\Rest\Module\ModuleManager::__construct(): Argument #4 ($jsonLocalizer) must be of type MediaWiki\Rest\JsonLocalizer, MediaWiki\Rest\ResponseFactory given, called in /srv/mediawiki/php-1.47.0-wmf.20/extensio

Frame	Location	Call
from	/srv/mediawiki/php-1.47.0-wmf.20/includes/Rest/Module/ModuleManager.php(78)
#0	/srv/mediawiki/php-1.47.0-wmf.20/extensions/WikimediaCustomizations/src/RestSandbox/SpecialRestSandbox.php(41)	MediaWiki\Rest\Module\ModuleManager->__construct(MediaWiki\Config\ServiceOptions, array, Wikimedia\ObjectCache\APCUBagOStuff, MediaWiki\Rest\ResponseFactory)
#1	/srv/mediawiki/php-1.47.0-wmf.20/vendor/wikimedia/object-factory/src/ObjectFactory.php(220)	MediaWiki\Extension\WikimediaCustomizations\RestSandbox\SpecialRestSandbox->__construct(MediaWiki\Utils\UrlUtils, MediaWiki\Message\MessageFormatterFactory, Wikimedia\ObjectCache\APCUBagOStuff)
#2	/srv/mediawiki/php-1.47.0-wmf.20/vendor/wikimedia/object-factory/src/ObjectFactory.php(130)	Wikimedia\ObjectFactory\ObjectFactory::getObjectFromSpec(array, array)
#3	/srv/mediawiki/php-1.47.0-wmf.20/includes/SpecialPage/SpecialPageFactory.php(1569)	Wikimedia\ObjectFactory\ObjectFactory->createObject(array, array)
#4	/srv/mediawiki/php-1.47.0-wmf.20/includes/SpecialPage/SpecialPageFactory.php(1609)	MediaWiki\SpecialPage\SpecialPageFactory->getPage(string)
#5	/srv/mediawiki/php-1.47.0-wmf.20/includes/Specials/SpecialSpecialPages.php(47)	MediaWiki\SpecialPage\SpecialPageFactory->getUsablePages(MediaWiki\User\User, MediaWiki\Context\RequestContext)
#6	/srv/mediawiki/php-1.47.0-wmf.20/includes/Specials/SpecialSpecialPages.php(35)	MediaWiki\Specials\SpecialSpecialPages->getPageGroups()
#7	/srv/mediawiki/php-1.47.0-wmf.20/includes/SpecialPage/SpecialPage.php(727)	MediaWiki\Specials\SpecialSpecialPages->execute(null)
#8	/srv/mediawiki/php-1.47.0-wmf.20/includes/SpecialPage/SpecialPageFactory.php(1727)	MediaWiki\SpecialPage\SpecialPage->run(null)
#9	/srv/mediawiki/php-1.47.0-wmf.20/includes/Actions/ActionEntryPoint.php(505)	MediaWiki\SpecialPage\SpecialPageFactory->executePath(string, MediaWiki\Context\RequestContext)
#10	/srv/mediawiki/php-1.47.0-wmf.20/includes/Actions/ActionEntryPoint.php(145)	MediaWiki\Actions\ActionEntryPoint->performRequest()
#11	/srv/mediawiki/php-1.47.0-wmf.20/includes/MediaWikiEntryPoint.php(180)	MediaWiki\Actions\ActionEntryPoint->execute()
#12	/srv/mediawiki/php-1.47.0-wmf.20/index.php(44)	MediaWiki\MediaWikiEntryPoint->run()
#13	/srv/mediawiki/w/index.php(3)	require(string)
#14	{main}

Notes

testwikis already showing the issue: https://test.wikipedia.org/wiki/Special:SpecialPages

httpbb tests detect the problem during rollout.

Error points as cause/trigger at https://gerrit.wikimedia.org/r/c/mediawiki/core/+/1337858. Tagging the folks there and marking as blocker

Details

Request URL: https://test.wikipedia.org/wiki/Special:SpecialPages

Related Changes in Gerrit:

	Subject	Author	Repo	Branch	Lines +/-
	RestSandbox: Pass JsonLocalizer instead of ResponseFactory to ModuleManager	Aghirelli	mediawiki/extensions/WikimediaCustomizations	master	+2 -3
	RestSandbox: Pass JsonLocalizer instead of ResponseFactory to ModuleManager	Jaime Nuche	mediawiki/extensions/WikimediaCustomizations	wmf/1.47.0-wmf.20	+2 -3

Customize query in gerrit

Related Objects
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		Status	Subtype	Assigned	Task
		Resolved	Release	jnuche	T430839 1.47.0-wmf.20 deployment blockers
		Resolved	PRODUCTION ERROR	None	T437982 TypeError: MediaWiki\Rest\Module\ModuleManager::__construct(): Argument #4 ($jsonLocalizer) must be of type MediaWiki\Rest\JsonLocalizer, MediaWiki\Rest\ResponseFactory given, called in /srv/mediawiki/php-1.47.0-wmf.20/extensio

Event Timeline

jnuche created this task.Tue, Sep 15, 8:14 AM

jnuche triaged this task as Unbreak Now! priority.

Restricted Application added a subscriber: Aklapper. · View Herald TranscriptTue, Sep 15, 8:14 AM

jnuche added a parent task: T430839: 1.47.0-wmf.20 deployment blockers.Tue, Sep 15, 8:14 AM

Change #1341695 had a related patch set uploaded (by Aghirelli; author: Aghirelli):

[mediawiki/extensions/WikimediaCustomizations@master] RestSandbox: Pass JsonLocalizer instead of ResponseFactory to ModuleManager

https://gerrit.wikimedia.org/r/1341695

gerritbot added a project: Patch-For-Review.Tue, Sep 15, 8:37 AM

Hey @jnuche, I just pushed a fix, tested locally and it's working. It was a leftover from a refactor we did.

Change #1341698 had a related patch set uploaded (by Jaime Nuche; author: Aghirelli):

[mediawiki/extensions/WikimediaCustomizations@wmf/1.47.0-wmf.20] RestSandbox: Pass JsonLocalizer instead of ResponseFactory to ModuleManager

https://gerrit.wikimedia.org/r/1341698

Thanks for the patch! I'll backport to .20

Change #1341698 merged by jenkins-bot:

[mediawiki/extensions/WikimediaCustomizations@wmf/1.47.0-wmf.20] RestSandbox: Pass JsonLocalizer instead of ResponseFactory to ModuleManager

https://gerrit.wikimedia.org/r/1341698

Mentioned in SAL (#wikimedia-operations) [2026-09-15T08:47:33Z] <jnuche@deploy1003> Started scap sync-world: Backport for [[gerrit:1341698|RestSandbox: Pass JsonLocalizer instead of ResponseFactory to ModuleManager (T437982)]]

Change #1341695 merged by jenkins-bot:

[mediawiki/extensions/WikimediaCustomizations@master] RestSandbox: Pass JsonLocalizer instead of ResponseFactory to ModuleManager

https://gerrit.wikimedia.org/r/1341695

Mentioned in SAL (#wikimedia-operations) [2026-09-15T08:52:17Z] <jnuche@deploy1003> jnuche: Backport for [[gerrit:1341698|RestSandbox: Pass JsonLocalizer instead of ResponseFactory to ModuleManager (T437982)]] synced to the testservers (see https://wikitech.wikimedia.org/wiki/Mwdebug). Changes can now be verified there.

Mentioned in SAL (#wikimedia-operations) [2026-09-15T08:59:36Z] <jnuche@deploy1003> Finished scap sync-world: Backport for [[gerrit:1341698|RestSandbox: Pass JsonLocalizer instead of ResponseFactory to ModuleManager (T437982)]] (duration: 12m 03s)

ReleaseTaggerBot added a project: MW-1.47-notes (1.47.0-wmf.21; 2026-09-22).Tue, Sep 15, 9:00 AM