Error
Request URL: Special:CheckUser + POST data
Request ID: XS8wsgpAIC8AAF05UsoAAAAJ
message
[XS8xGgpAICMAAJe6xMcAAAAL] /wiki/Speciale:CU BadMethodCallException from line 1788 of /srv/mediawiki/php-1.34.0-wmf.13/extensions/CheckUser/includes/specials/SpecialCheckUser.php: Call to a member function userCan() on a non-object (null)
trace
#0 /srv/mediawiki/php-1.34.0-wmf.13/extensions/CheckUser/includes/specials/SpecialCheckUser.php(946): SpecialCheckUser->CUChangesLine(stdClass) #1 /srv/mediawiki/php-1.34.0-wmf.13/extensions/CheckUser/includes/specials/SpecialCheckUser.php(745): SpecialCheckUser->doIPEditsRequestOutput(Wikimedia\Rdbms\ResultWrapper, string, boolean) #2 /srv/mediawiki/php-1.34.0-wmf.13/extensions/CheckUser/includes/specials/SpecialCheckUser.php(110): SpecialCheckUser->doIPEditsRequest(string, boolean, integer) #3 /srv/mediawiki/php-1.34.0-wmf.13/includes/specialpage/SpecialPage.php(571): SpecialCheckUser->execute(NULL) #4 /srv/mediawiki/php-1.34.0-wmf.13/includes/specialpage/SpecialPageFactory.php(581): SpecialPage->run(NULL) #5 /srv/mediawiki/php-1.34.0-wmf.13/includes/MediaWiki.php(288): MediaWiki\Special\SpecialPageFactory->executePath(Title, RequestContext) #6 /srv/mediawiki/php-1.34.0-wmf.13/includes/MediaWiki.php(884): MediaWiki->performRequest() #7 /srv/mediawiki/php-1.34.0-wmf.13/includes/MediaWiki.php(515): MediaWiki->main() #8 /srv/mediawiki/php-1.34.0-wmf.13/index.php(42): MediaWiki->run() #9 /srv/mediawiki/w/index.php(3): include(string) #10 {main}
Impact
Reported by @Melos, seems to happen when requesting IP contributions on Special:CheckUser. I think it will completely prevent people from carrying out the CU.
Seen 21 times, starting with today. wmf.13 only.
Notes
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