=== Error ===
Request URL: `/wiki/Special:ExportTranslations? … `
Request ID: `XSRnzgpAMEsAAIV1JNAAAAAT`
```name=message
PHP Warning: get_class() expects parameter 1 to be object, null given
```
```name=trace,lines=10
#0 /srv/mediawiki/php-1.34.0-wmf.11/extensions/Translate/ffs/SimpleFFS.php(274): MWExceptionHandler::handleError(integer, string, string, integer, array)
#1 /srv/mediawiki/php-1.34.0-wmf.11/extensions/Translate/ffs/SimpleFFS.php(234): SimpleFFS->tryReadSource(string, MessageCollection)
#2 /srv/mediawiki/php-1.34.0-wmf.11/extensions/Translate/specials/SpecialExportTranslations.php(198): SimpleFFS->writeIntoVariable(MessageCollection)
#3 /srv/mediawiki/php-1.34.0-wmf.11/extensions/Translate/specials/SpecialExportTranslations.php(49): SpecialExportTranslations->doExport()
#4 /srv/mediawiki/php-1.34.0-wmf.11/includes/specialpage/SpecialPage.php(571): SpecialExportTranslations->execute(NULL)
#5 /srv/mediawiki/php-1.34.0-wmf.11/includes/specialpage/SpecialPageFactory.php(581): SpecialPage->run(NULL)
#6 /srv/mediawiki/php-1.34.0-wmf.11/includes/MediaWiki.php(288): MediaWiki\Special\SpecialPageFactory->executePath(Title, RequestContext)
#7 /srv/mediawiki/php-1.34.0-wmf.11/includes/MediaWiki.php(884): MediaWiki->performRequest()
#8 /srv/mediawiki/php-1.34.0-wmf.11/includes/MediaWiki.php(515): MediaWiki->main()
#9 /srv/mediawiki/php-1.34.0-wmf.11/index.php(42): MediaWiki->run()
#10 /srv/mediawiki/w/index.php(3): require(string)
#11 {main}
```
=== Impact ===
(Unknown.)
=== Notes ===
From Logstash:
* Since at least 1.34.0-wmf.8 (25 days ago)
* From mediawiki.org, wikidata.org, meta.wikimedia.org, commons.wikimedia.org.
* Does not affect HHVM, only the PHP 7.2 deployments emit the warning.