https://bugzilla.wikimedia.org/show_bug.cgi?id=47203
Web browser: ---
Bug ID: 47203
Summary: Math extension broken at en.wikipedia.beta.wmflabs.org
Product: Wikimedia Labs
Version: unspecified
Hardware: All
OS: All
Status: NEW
Severity: normal
Priority: Unprioritized
Component: deployment-prep (beta)
Assignee: wikibugs-l@lists.wikimedia.org
Reporter: zfili...@wikimedia.org
CC: benap...@gmail.com, cmcma...@wikimedia.org,
fai...@wikimedia.org, has...@free.fr,
mhershber...@wikimedia.org, platoni...@gmail.com
Classification: Unclassified
Mobile Platform: ---
To reproduce:
- edit any page at http://en.wikipedia.beta.wmflabs.org
- enter this at the top of the page: <math>3 + 2</math>
- click button Show preview
- error message appears:
Internal error
No backend defined with the name `global-multiwrite`.
Backtrace:
#0
/data/project/apache/common-local/php-master/extensions/Math/MathTexvc.php(229):
FileBackendGroup->get('global-multiwri...')
#1
/data/project/apache/common-local/php-master/extensions/Math/MathTexvc.php(47):
MathTexvc->getBackend()
#2
/data/project/apache/common-local/php-master/extensions/Math/MathTexvc.php(303):
MathTexvc->getHashPath()
#3
/data/project/apache/common-local/php-master/extensions/Math/MathTexvc.php(32):
MathTexvc->readCache()
#4
/data/project/apache/common-local/php-master/extensions/Math/Math.hooks.php(54):
MathTexvc->render()
#5 [internal function]: MathHooks::mathTagHook('3 + 2', Array, Object(Parser),
Object(PPFrame_DOM))
#6
/data/project/apache/common-local/php-master/includes/parser/Parser.php(3913):
call_user_func_array(Array, Array)
#7
/data/project/apache/common-local/php-master/includes/parser/Preprocessor_DOM.php(1155):
Parser->extensionSubstitution(Array, Object(PPFrame_DOM))
#8
/data/project/apache/common-local/php-master/includes/parser/Parser.php(3070):
PPFrame_DOM->expand(Object(PPNode_DOM), 0)
#9
/data/project/apache/common-local/php-master/includes/parser/Parser.php(1148):
Parser->replaceVariables('<math>3 + 2</ma...')
#10
/data/project/apache/common-local/php-master/includes/parser/Parser.php(383):
Parser->internalParse('<math>3 + 2</ma...')
#11
/data/project/apache/common-local/php-master/includes/content/WikitextContent.php(300):
Parser->parse('<math>3 + 2</ma...', Object(Title), Object(ParserOptions), true,
true, NULL)
#12 /data/project/apache/common-local/php-master/includes/EditPage.php(3081):
WikitextContent->getParserOutput(Object(Title), NULL, Object(ParserOptions))
#13 /data/project/apache/common-local/php-master/includes/EditPage.php(2103):
EditPage->getPreviewText()
#14 /data/project/apache/common-local/php-master/includes/EditPage.php(441):
EditPage->showEditForm()
#15
/data/project/apache/common-local/php-master/includes/actions/EditAction.php(50):
EditPage->edit()
#16
/data/project/apache/common-local/php-master/includes/actions/EditAction.php(76):
EditAction->show()
#17 /data/project/apache/common-local/php-master/includes/Wiki.php(439):
SubmitAction->show()
#18 /data/project/apache/common-local/php-master/includes/Wiki.php(305):
MediaWiki->performAction(Object(Article), Object(Title))
#19 /data/project/apache/common-local/php-master/includes/Wiki.php(565):
MediaWiki->performRequest()
#20 /data/project/apache/common-local/php-master/includes/Wiki.php(458):
MediaWiki->main()
#21 /data/project/apache/common-local/php-master/index.php(59):
MediaWiki->run()
#22 /data/project/apache/common-local/w/index.php(3):
require('/data/project/a...')
#23 {main}
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