https://test.m.wikipedia.org/wiki/Special:Gather/id/21/Dolls_I_love
```
Exception encountered, of type "BadMethodCallException"
[cca0ab86] /wiki/Special:Gather/id/21/Dolls_I_love BadMethodCallException from line 22 of /srv/mediawiki/php-1.26wmf5/extensions/Gather/includes/models/Image.php: Call to a member function transform() on a non-object (boolean)
Backtrace:
#0 /srv/mediawiki/php-1.26wmf5/extensions/Gather/includes/specials/SpecialGather.php(135): Gather\models\Image::getThumbnail(boolean)
#1 /srv/mediawiki/php-1.26wmf5/extensions/Gather/includes/specials/SpecialGather.php(74): Gather\SpecialGather->renderUserCollection(integer)
#2 /srv/mediawiki/php-1.26wmf5/includes/specialpage/SpecialPage.php(384): Gather\SpecialGather->execute(string)
#3 /srv/mediawiki/php-1.26wmf5/includes/specialpage/SpecialPageFactory.php(582): SpecialPage->run(string)
#4 /srv/mediawiki/php-1.26wmf5/includes/MediaWiki.php(285): SpecialPageFactory::executePath(Title, RequestContext)
#5 /srv/mediawiki/php-1.26wmf5/includes/MediaWiki.php(583): MediaWiki->performRequest()
#6 /srv/mediawiki/php-1.26wmf5/includes/MediaWiki.php(432): MediaWiki->main()
#7 /srv/mediawiki/php-1.26wmf5/index.php(46): MediaWiki->run()
#8 /srv/mediawiki/w/index.php(3): include(string)
#9 {main}
```
It seems like in models\Image.php can receive a boolean that passes the if statement on line 22 and breaks.