Error: Call to a member function getMainContentModel() on int
Open, Needs TriagePublicPRODUCTION ERROR
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Authored By

	dancy
	Wed, Apr 8, 8:27 PM

Description

Error

mwversion: 1.46.0-wmf.22
timestamp: 2026-04-08T20:18:34.349Z
phpversion: 8.3.30
reqId: 6ae93aaf-d379-49f6-8a41-e405abc4df7a
Find reqId in Logstash

normalized_message

[{reqId}] {exception_url}   Error: Call to a member function getMainContentModel() on int

Frame	Location	Call
from	/srv/mediawiki/php-1.46.0-wmf.22/includes/Rest/Handler/Helper/HtmlOutputRendererHelper.php(927)
#0	/srv/mediawiki/php-1.46.0-wmf.22/includes/Rest/Handler/Helper/HtmlOutputRendererHelper.php(665)	MediaWiki\Rest\Handler\Helper\HtmlOutputRendererHelper->getParserOutputInternal()
#1	/srv/mediawiki/php-1.46.0-wmf.22/includes/Rest/Handler/Helper/HtmlOutputRendererHelper.php(474)	MediaWiki\Rest\Handler\Helper\HtmlOutputRendererHelper->getParserOutput()
#2	/srv/mediawiki/php-1.46.0-wmf.22/includes/Rest/Handler/ParsoidHandler.php(765)	MediaWiki\Rest\Handler\Helper\HtmlOutputRendererHelper->getHtml()
#3	/srv/mediawiki/php-1.46.0-wmf.22/includes/Rest/Handler/TransformHandler.php(252)	MediaWiki\Rest\Handler\ParsoidHandler->wt2html(MediaWiki\Parser\Parsoid\Config\PageConfig, array, null)
#4	/srv/mediawiki/php-1.46.0-wmf.22/includes/Rest/Module/Module.php(472)	MediaWiki\Rest\Handler\TransformHandler->execute()
#5	/srv/mediawiki/php-1.46.0-wmf.22/includes/Rest/Module/Module.php(301)	MediaWiki\Rest\Module\Module->executeHandler(MediaWiki\Rest\Handler\TransformWikitextToHtmlTitleHandler)
#6	/srv/mediawiki/php-1.46.0-wmf.22/includes/Rest/Router.php(484)	MediaWiki\Rest\Module\Module->execute(string, MediaWiki\Rest\RequestFromGlobals)
#7	/srv/mediawiki/php-1.46.0-wmf.22/includes/Rest/Router.php(443)	MediaWiki\Rest\Router->doExecute(string, MediaWiki\Rest\RequestFromGlobals)
#8	/srv/mediawiki/php-1.46.0-wmf.22/includes/Rest/EntryPoint.php(181)	MediaWiki\Rest\Router->execute(MediaWiki\Rest\RequestFromGlobals)
#9	/srv/mediawiki/php-1.46.0-wmf.22/includes/MediaWikiEntryPoint.php(180)	MediaWiki\Rest\EntryPoint->execute()
#10	/srv/mediawiki/php-1.46.0-wmf.22/rest.php(25)	MediaWiki\MediaWikiEntryPoint->run()
#11	/srv/mediawiki/w/rest.php(3)	require(string)
#12	{main}

Impact/Notes

Only 18 hits over the last 90 days. I just happened to see this one go by.

Details

Request URL: https://de.wikipedia.org/w/rest.php/v1/transform/wikitext/to/html/Wels_(Stadt)

Related Changes in Gerrit:

	Subject	Repo	Branch	Lines +/-
	[rest] Fix crash when body_only is set but no wt is provided	mediawiki/core	master	+44 -17

Customize query in gerrit

Event Timeline

dancy created this task.Wed, Apr 8, 8:27 PM

Restricted Application added a subscriber: Aklapper. · View Herald TranscriptWed, Apr 8, 8:27 PM

This is reproducible with

curl -X 'POST' \
  'https://en.wikipedia.org/w/rest.php/v1/transform/wikitext/to/html/Dog' \
  -H 'accept: text/html' \
  -H 'Content-Type: application/json' \
  -d '{
  "body_only": true,
  "wikitext": null
}'

Change #1269081 had a related patch set uploaded (by Arlolra; author: Arlolra):

[mediawiki/core@master] [rest] Fix crash when body_only is set but no wt is provided

https://gerrit.wikimedia.org/r/1269081

gerritbot added a project: Patch-For-Review.Thu, Apr 9, 12:20 AM

ABreault-WMF moved this task from Backlog to Code Review on the Content-Transform-Team (Work In Progress) board.Thu, Apr 9, 12:21 AM

MSantos moved this task from Needs Triage to Bugs & Crashers on the Parsoid board.Thu, Apr 9, 2:15 PM

Change #1269081 merged by jenkins-bot:

[mediawiki/core@master] [rest] Fix crash when body_only is set but no wt is provided

https://gerrit.wikimedia.org/r/1269081

ABreault-WMF moved this task from Code Review to To Deploy on the Content-Transform-Team (Work In Progress) board.Thu, Apr 9, 11:45 PM

ReleaseTaggerBot added a project: MW-1.46-notes (1.46.0-wmf.24; 2026-04-14).Fri, Apr 10, 12:00 AM

Maintenance_bot removed a project: Patch-For-Review.Fri, Apr 10, 12:31 AM

Error: Call to a member function getMainContentModel() on intOpen, Needs TriagePublicPRODUCTION ERRORActions