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Maniphest T288941

TypeError rendering some pages in ro.wikipedia
Closed, DuplicatePublicPRODUCTION ERROR
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Description

When visiting some pages, such as:

The page is not rendered. Instead, an error appears, such as: [ba32a035-4d5f-42fb-86f8-9818daea24ac] 2021-08-16 11:17:20: Excepție fatală de tipul „TypeError”

Event Timeline

Andrei_Stroe created this task.Aug 16 2021, 11:18 AM
Restricted Application added subscribers: Strainu, Aklapper. · View Herald TranscriptAug 16 2021, 11:18 AM
Strainu triaged this task as Unbreak Now! priority.Aug 16 2021, 11:23 AM
Strainu added a project: Wikimedia-production-error.
Strainu added a project: WMF-General-or-Unknown.Aug 16 2021, 11:28 AM
Zabe changed the subtype of this task from "Bug Report" to "Production Error".Aug 16 2021, 11:36 AM
Zabe subscribed.

To my supprise do I only see the TypeErrors when I change the language to english.

Strainu added a project: Math.Aug 16 2021, 11:53 AM

Short debugging seems to suggest the presence of empty math tags (<math />) is the cause. I remember seeing some tech notice about this a while back, can't remember the details.

Zabe closed this task as a duplicate of T288846: TypeError: Argument 1 passed to HookHandlers\ParserHooksHandler::mathTagHook() must be of the type string, null given.Aug 16 2021, 11:55 AM
Aklapper removed a project: WMF-General-or-Unknown.Aug 16 2021, 12:15 PM
Zabe lowered the priority of this task from Unbreak Now! to Needs Triage.Aug 16 2021, 12:16 PM
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