PHP Deprecated: preg_match(): Passing null to parameter #2 ($subject) of type string is deprecated (in FormatMetadata.php)
Closed, ResolvedPublicPRODUCTION ERROR
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Description

Error

service.version: 1.45.0-wmf.1
trace.id: ee3589ab-685b-4cee-b5cf-3346d413e550
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[{reqId}] {exception_url}   PHP Deprecated: preg_match(): Passing null to parameter #2 ($subject) of type string is deprecated

Frame	Location	Call
from	/srv/mediawiki/php-1.45.0-wmf.1/includes/media/FormatMetadata.php(1383)
#0	[internal function]	MediaWiki\Exception\MWExceptionHandler::handleError(int, string, string, int)
#1	/srv/mediawiki/php-1.45.0-wmf.1/includes/media/FormatMetadata.php(1383)	preg_match(string, null, array)
#2	/srv/mediawiki/php-1.45.0-wmf.1/includes/media/FormatMetadata.php(846)	FormatMetadata->formatFraction(null)
#3	/srv/mediawiki/php-1.45.0-wmf.1/includes/media/FormatMetadata.php(98)	FormatMetadata->makeFormattedData(array)
#4	/srv/mediawiki/php-1.45.0-wmf.1/includes/media/MediaHandler.php(728)	FormatMetadata::getFormattedData(array, MediaWiki\Context\RequestContext)
#5	/srv/mediawiki/php-1.45.0-wmf.1/includes/media/ExifBitmapHandler.php(150)	MediaHandler->formatMetadataHelper(array, MediaWiki\Context\RequestContext)
#6	/srv/mediawiki/php-1.45.0-wmf.1/includes/filerepo/file/File.php(2111)	ExifBitmapHandler->formatMetadata(MediaWiki\FileRepo\File\LocalFile, MediaWiki\Context\RequestContext)
#7	/srv/mediawiki/php-1.45.0-wmf.1/includes/page/ImagePage.php(142)	MediaWiki\FileRepo\File\File->formatMetadata(MediaWiki\Context\RequestContext)
#8	/srv/mediawiki/php-1.45.0-wmf.1/includes/actions/ViewAction.php(80)	MediaWiki\Page\ImagePage->view()
#9	/srv/mediawiki/php-1.45.0-wmf.1/includes/actions/ActionEntryPoint.php(728)	MediaWiki\Actions\ViewAction->show()
#10	/srv/mediawiki/php-1.45.0-wmf.1/includes/actions/ActionEntryPoint.php(505)	MediaWiki\Actions\ActionEntryPoint->performAction(MediaWiki\Page\ImagePage, MediaWiki\Title\Title)
#11	/srv/mediawiki/php-1.45.0-wmf.1/includes/actions/ActionEntryPoint.php(143)	MediaWiki\Actions\ActionEntryPoint->performRequest()
#12	/srv/mediawiki/php-1.45.0-wmf.1/includes/MediaWikiEntryPoint.php(198)	MediaWiki\Actions\ActionEntryPoint->execute()
#13	/srv/mediawiki/php-1.45.0-wmf.1/index.php(58)	MediaWiki\MediaWikiEntryPoint->run()
#14	/srv/mediawiki/w/index.php(3)	require(string)
#15	{main}

Impact

Low.

Notes

Details

MediaWiki Version: 1.45.0-wmf.1
Request URL: https://fa.wikipedia.org/wiki/%D9%BE%D8%B1%D9%88%D9%86%D8%AF%D9%87:Erin_Hannon.jpg

Related Changes in Gerrit:

Subject	Author	Repo	Branch	Lines +/-
FormatMetadata::formatFraction: Don't risk passing null to preg_match	Reedy	mediawiki/core	REL1_43	+1 -0
FormatMetadata::formatFraction: Don't risk passing null to preg_match	Reedy	mediawiki/core	REL1_44	+1 -0
FormatMetadata::formatFraction: Don't risk passing null to preg_match	Reedy	mediawiki/core	REL1_42	+1 -0
FormatMetadata::formatFraction: Don't risk passing null to preg_match	Reedy	mediawiki/core	REL1_39	+1 -0
FormatMetadata::formatFraction: Don't risk passing null to preg_match	Jforrester	mediawiki/core	master	+1 -0

Customize query in gerrit

Event Timeline

Aklapper created this task.May 22 2025, 8:20 AM

Aklapper added a project: PHP 8.1 support.

Maintenance_bot added a project: Commons.May 22 2025, 8:30 AM

Change #1149412 had a related patch set uploaded (by Jforrester; author: Jforrester):

[mediawiki/core@master] FormatMetaDdata::formatFraction: Don't risk passing null to preg_match

https://gerrit.wikimedia.org/r/1149412

gerritbot added a project: Patch-For-Review.May 22 2025, 1:59 PM

Change #1149412 merged by jenkins-bot:

[mediawiki/core@master] FormatMetadata::formatFraction: Don't risk passing null to preg_match

https://gerrit.wikimedia.org/r/1149412

Maintenance_bot removed a project: Patch-For-Review.May 22 2025, 2:30 PM

ReleaseTaggerBot added a project: MW-1.45-notes (1.45.0-wmf.3; 2025-05-27).May 22 2025, 3:00 PM

Change #1149443 had a related patch set uploaded (by Reedy; author: Jforrester):

[mediawiki/core@REL1_44] FormatMetadata::formatFraction: Don't risk passing null to preg_match

https://gerrit.wikimedia.org/r/1149443

Change #1149444 had a related patch set uploaded (by Reedy; author: Jforrester):

[mediawiki/core@REL1_43] FormatMetadata::formatFraction: Don't risk passing null to preg_match

https://gerrit.wikimedia.org/r/1149444

Change #1149445 had a related patch set uploaded (by Reedy; author: Jforrester):

[mediawiki/core@REL1_42] FormatMetadata::formatFraction: Don't risk passing null to preg_match

https://gerrit.wikimedia.org/r/1149445

Change #1149446 had a related patch set uploaded (by Reedy; author: Jforrester):

[mediawiki/core@REL1_39] FormatMetadata::formatFraction: Don't risk passing null to preg_match

https://gerrit.wikimedia.org/r/1149446

Change #1149446 merged by jenkins-bot:

[mediawiki/core@REL1_39] FormatMetadata::formatFraction: Don't risk passing null to preg_match

https://gerrit.wikimedia.org/r/1149446

Change #1149445 merged by jenkins-bot:

[mediawiki/core@REL1_42] FormatMetadata::formatFraction: Don't risk passing null to preg_match

https://gerrit.wikimedia.org/r/1149445

Change #1149443 merged by jenkins-bot:

[mediawiki/core@REL1_44] FormatMetadata::formatFraction: Don't risk passing null to preg_match

https://gerrit.wikimedia.org/r/1149443

Change #1149444 merged by jenkins-bot:

[mediawiki/core@REL1_43] FormatMetadata::formatFraction: Don't risk passing null to preg_match

https://gerrit.wikimedia.org/r/1149444

ReleaseTaggerBot added projects: MW-1.39-notes, MW-1.42-notes, MW-1.44-notes, MW-1.43-notes.May 22 2025, 6:00 PM

Maintenance_bot removed a project: Patch-For-Review.May 22 2025, 6:30 PM

It looks like the patch might have resolved this - is this task safe to be closed?

Let's presume that it's fixed.

PHP Deprecated: preg_match(): Passing null to parameter #2 ($subject) of type string is deprecated (in FormatMetadata.php)Closed, ResolvedPublicPRODUCTION ERRORActions