Hello Community,
I'm trying to setup ConfirmAccount with MediaWiki 1.28.0 on a Ubuntu Server 16.04 VPS. It looks like that ConfirmAccount works but with one exception. After clicking on Request account
button Internal Error like next appears:
[WEXHLU98QLwAAARB@rcAAAAE] /index.php/Special:RequestAccount Error from line 75 of /var/www/mediawiki/includes/libs/objectcache/APCUBagOStuff.php: Call to undefined function apcu_set() Backtrace: #0 /var/www/mediawiki/extensions/ConfirmAccount/business/AccountRequestSubmission.php(271): APCUBagOStuff->incr(string) #1 /var/www/mediawiki/includes/deferred/MWCallableUpdate.php(28): AccountRequestSubmission->{closure}() #2 /var/www/mediawiki/includes/deferred/DeferredUpdates.php(263): MWCallableUpdate->doUpdate() #3 /var/www/mediawiki/includes/deferred/DeferredUpdates.php(225): DeferredUpdates::runUpdate(MWCallableUpdate, LBFactorySimple, integer) #4 /var/www/mediawiki/includes/deferred/DeferredUpdates.php(133): DeferredUpdates::execute(array, string, integer) #5 /var/www/mediawiki/includes/MediaWiki.php(891): DeferredUpdates::doUpdates(string) #6 /var/www/mediawiki/includes/MediaWiki.php(720): MediaWiki->restInPeace(string) #7 /var/www/mediawiki/includes/MediaWiki.php(739): MediaWiki->{closure}() #8 /var/www/mediawiki/includes/MediaWiki.php(543): MediaWiki->doPostOutputShutdown(string) #9 /var/www/mediawiki/index.php(43): MediaWiki->run() #10 {main}
Despite of this error the process is started and the new account can be confirmed. (I've used it previously on my home server with MW 1.27.1 and Ubuntu 16.04 - there it works fine).
Could someone help me to deal with this issue, please?