Use of LinkEnd hook (used in WikiArticleFeeds::addSignatureMarker) was deprecated in MediaWiki 1.28.

Backtrace:

MWDebug.php line 248 calls wfBacktrace()
GlobalFunctions.php line 1079 calls MWDebug::deprecated()
Hooks.php line 169 calls wfDeprecated()
Hooks.php line 202 calls Hooks::callHook()
LinkRenderer.php line 376 calls Hooks::run()
LinkRenderer.php line 271 calls MediaWiki\Linker\LinkRenderer->buildAElement()
LinkHolderArray.php line 401 calls MediaWiki\Linker\LinkRenderer->makePreloadedLink()
LinkHolderArray.php line 272 calls LinkHolderArray->replaceInternal()
Parser.php line 5027 calls LinkHolderArray->replace()
Parser.php line 1422 calls Parser->replaceLinkHolders()
Parser.php line 494 calls Parser->internalParseHalfParsed()
WikitextContent.php line 369 calls Parser->parse()
AbstractContent.php line 555 calls WikitextContent->fillParserOutput()
RenderedRevision.php line 262 calls AbstractContent->getParserOutput()
RenderedRevision.php line 234 calls MediaWiki\Revision\RenderedRevision->getSlotParserOutputUncached()
RevisionRenderer.php line 193 calls MediaWiki\Revision\RenderedRevision->getSlotParserOutput()
RevisionRenderer.php line 142 calls MediaWiki\Revision\RevisionRenderer->combineSlotOutput()
- line - calls MediaWiki\Revision\RevisionRenderer->MediaWiki\Revision\{closure}()
RenderedRevision.php line 197 calls call_user_func()
PoolWorkArticleView.php line 194 calls MediaWiki\Revision\RenderedRevision->getRevisionParserOutput()
PoolCounterWork.php line 123 calls PoolWorkArticleView->doWork()
Article.php line 773 calls PoolCounterWork->execute()
ViewAction.php line 68 calls Article->view()
MediaWiki.php line 499 calls ViewAction->show()
MediaWiki.php line 294 calls MediaWiki->performAction()
MediaWiki.php line 865 calls MediaWiki->performRequest()
MediaWiki.php line 515 calls MediaWiki->main()
index.php line 42 calls MediaWiki->run()

ACS 200 cluster tool

Equipment Details
Technology	Lithography

Materials Restriction	Semi-Clean
Material Processed	SPR 220, SPR 955 0.9, and LNF approved photo resist syringes
Chemicals Used	MF 300, MF 319, EBR, Acetone, HMDS
Equipment Manual
Overview	System Overview
Supported Processes	Supported Processes
User Processes	User Processes
Maintenance	Maintenance

ACS 200 cluster tool