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Maniphest T393144

TypeError: undefined is not an object (evaluating 'new mw.cx.SiteMapper') / TypeError: Cannot read properties of undefined (reading 'SiteMapper') / TypeError: mw.cx is undefined
Closed, ResolvedPublic2 Estimated Story PointsPRODUCTION ERROR
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Description

Screenshot 2025-05-02 at 10.54.06 AM.png (502×2 px, 127 KB)

Steps to replicate the issue (include links if applicable):

at getMissingFrequentLanguages  https://en.m.wikipedia.org/w/load.php?lang=en&modules=ext.cx.entrypoints.mffrequentlanguages&skin=minerva&version=dcdhh:3:460
at eval  https://en.m.wikipedia.org/w/load.php?lang=en&modules=ext.cx.entrypoints.mffrequentlanguages&skin=minerva&version=dcdhh:4:218
at Object.fire  https://en.m.wikipedia.org/w/load.php?lang=en&modules=mediawiki.base&skin=minerva&version=194e7:4:754
at onOpen  https://en.m.wikipedia.org/w/load.php?lang=en&modules=mobile.startup&skin=minerva&version=ey43c:4:3527
at eval  https://en.m.wikipedia.org/w/load.php?lang=en&modules=mobile.languages.structured&skin=minerva&version=hjfdw:1:1441

What happens?:
Error in JS console

What should have happened instead?:

Software version (on Special:Version page; skip for WMF-hosted wikis like Wikipedia):

Other information (browser name/version, screenshots, etc.):

Details

Related Changes in Gerrit:
SubjectRepoBranchLines +/-
Mobile frequent languages entrypoint: Add dependency to sitemappermediawiki/extensions/ContentTranslationwmf/1.44.0-wmf.27+3 -0
Mobile frequent languages entrypoint: Add dependency to sitemappermediawiki/extensions/ContentTranslationmaster+3 -0
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Event Timeline

Jdlrobson-WMF created this task.May 2 2025, 7:48 AM
Restricted Application changed the subtype of this task from "Bug Report" to "Production Error". · View Herald TranscriptMay 2 2025, 7:48 AM
Restricted Application added a subscriber: Aklapper. · View Herald Transcript
Jdlrobson-WMF triaged this task as Unbreak Now! priority.May 2 2025, 7:48 AM

Meets criteria of https://wikitech.wikimedia.org/wiki/Deployments/Holding_the_train#Error-rate_increases_(See_#Logspam)

Jdlrobson-WMF added a parent task: T386223: 1.44.0-wmf.28 deployment blockers.May 2 2025, 7:49 AM
Jdlrobson-WMF edited projects, added MobileFrontend (Tracking), ContentTranslation; removed MobileFrontend.
Jdlrobson-WMF updated the task description. (Show Details)May 2 2025, 7:57 AM
gerritbot added a comment.May 2 2025, 11:21 AM

Change #1140670 had a related patch set uploaded (by Nik Gkountas; author: Nik Gkountas):

[mediawiki/extensions/ContentTranslation@master] Mobile frequent languages entrypoint: Add dependency to sitemapper

https://gerrit.wikimedia.org/r/1140670

gerritbot added a project: Patch-For-Review.May 2 2025, 11:21 AM
gerritbot added a comment.May 2 2025, 1:05 PM

Change #1140703 had a related patch set uploaded (by Abijeet Patro; author: Nik Gkountas):

[mediawiki/extensions/ContentTranslation@wmf/1.44.0-wmf.27] Mobile frequent languages entrypoint: Add dependency to sitemapper

https://gerrit.wikimedia.org/r/1140703

Jdrewniak updated the task description. (Show Details)May 2 2025, 2:54 PM
gerritbot added a comment.May 2 2025, 6:15 PM

Change #1140670 merged by jenkins-bot:

[mediawiki/extensions/ContentTranslation@master] Mobile frequent languages entrypoint: Add dependency to sitemapper

https://gerrit.wikimedia.org/r/1140670

gerritbot added a comment.May 5 2025, 7:13 AM

Change #1140703 merged by jenkins-bot:

[mediawiki/extensions/ContentTranslation@wmf/1.44.0-wmf.27] Mobile frequent languages entrypoint: Add dependency to sitemapper

https://gerrit.wikimedia.org/r/1140703

Stashbot mentioned this in T386223: 1.44.0-wmf.28 deployment blockers.May 5 2025, 7:14 AM

Mentioned in SAL (#wikimedia-operations) [2025-05-05T07:14:17Z] <kartik@deploy1003> Started scap sync-world: Backport for [[gerrit:1140703|Mobile frequent languages entrypoint: Add dependency to sitemapper (T393144 T386223)]]

Stashbot added a comment.May 5 2025, 7:19 AM

Mentioned in SAL (#wikimedia-operations) [2025-05-05T07:19:15Z] <kartik@deploy1003> abi, kartik: Backport for [[gerrit:1140703|Mobile frequent languages entrypoint: Add dependency to sitemapper (T393144 T386223)]] synced to the testservers (https://wikitech.wikimedia.org/wiki/Mwdebug)

Maintenance_bot removed a project: Patch-For-Review.May 5 2025, 7:30 AM
Stashbot added a comment.May 5 2025, 7:31 AM

Mentioned in SAL (#wikimedia-operations) [2025-05-05T07:31:45Z] <kartik@deploy1003> Finished scap sync-world: Backport for [[gerrit:1140703|Mobile frequent languages entrypoint: Add dependency to sitemapper (T393144 T386223)]] (duration: 17m 27s)

abi_ closed this task as Resolved.May 5 2025, 7:48 AM
abi_ claimed this task.
abi_ moved this task from Needs Triage to Bugs on the ContentTranslation board.
abi_ set the point value for this task to 2.
abi_ subscribed.

The change has been backported.

abi_ moved this task from Untriaged to Apr-Jun 2025 on the Wikimedia-production-error board.May 5 2025, 7:49 AM
abi_ edited projects, added LPL Hypothesis; removed Language and Product Localization.
abi_ added a comment.May 5 2025, 7:52 AM

Error rates have dropped:

image.png (862×2 px, 92 KB)

Jdlrobson-WMF awarded a token.May 5 2025, 1:20 PM
Nikerabbit moved this task from Backlog to Product Signoff on the LPL Hypothesis board.Jul 3 2025, 6:34 AM
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