I keep on getting an error labelled ( Fatal error: Class 'Wikimedia\Equivset\Equivset' not found in /vagrant/mediawiki/extensions/AntiSpoof/AntiSpoof_body.php on line 148 ). I am using the latest mediawiki vagrant and only just ran vagrant git-update. I get this error from a instance with the Zend, CentralAuth and AntiSpoof roles enabled on an ubuntu 16.04 LTS desktop. This is the full thing outputted by the page:
Call Stack
# Time Memory Function Location
1 0.0001 241552 {main}( ) ../index.php:0
2 0.0021 254312 require( '/vagrant/mediawiki/index.php' ) ../index.php:5
3 0.1710 3356624 MediaWiki->run( ) ../index.php:43
4 0.1770 3358776 MediaWiki->main( ) ../MediaWiki.php:523
5 0.1860 3425768 MediaWiki->performRequest( ) ../MediaWiki.php:851
6 0.2436 3919024 SpecialPageFactory::executePath( ) ../MediaWiki.php:287
7 0.2444 3928536 SpecialPage->run( ) ../SpecialPageFactory.php:578
8 0.2455 3937328 LoginSignupSpecialPage->execute( ) ../SpecialPage.php:522
9 0.6526 5915096 AuthManagerSpecialPage->trySubmit( ) ../LoginSignupSpecialPage.php:316
10 1.0399 6336440 HTMLForm->trySubmit( ) ../AuthManagerSpecialPage.php:416
11 1.0411 6338592 call_user_func:{/vagrant/mediawiki/includes/htmlform/HTMLForm.php:669} ( ) ../HTMLForm.php:669
12 1.0413 6338720 AuthManagerSpecialPage->handleFormSubmit( ) ../HTMLForm.php:669
13 1.0421 6339872 AuthManagerSpecialPage->performAuthenticationStep( ) ../AuthManagerSpecialPage.php:482
14 1.0603 6340872 MediaWiki\Auth\AuthManager->beginAccountCreation( ) ../AuthManagerSpecialPage.php:358
15 2.4711 6455968 MediaWiki\Auth\AuthManager->continueAccountCreation( ) ../AuthManager.php:1130
16 2.7419 6475576 AntiSpoofPreAuthenticationProvider->testForAccountCreation( ) ../AuthManager.php:1268
17 2.7421 6476000 AntiSpoofPreAuthenticationProvider->testUserInternal( ) ../AntiSpoofPreAuthenticationProvider.php:42
18 2.7421 6476040 AntiSpoofPreAuthenticationProvider->getSpoofUser( ) ../AntiSpoofPreAuthenticationProvider.php:46
19 2.7424 6484296 SpoofUser->__construct( ) ../AntiSpoofPreAuthenticationProvider.php:116
20 2.7424 6484816 AntiSpoof::checkUnicodeString( ) ../SpoofUser.php:23
21 2.7443 6490712 AntiSpoof::normalizeString( ) ../AntiSpoof_body.php:382
22 2.7443 6490784 AntiSpoof::getEquivSet( ) ../AntiSpoof_body.php:261
(10.0.2.15)Thank you for any assistance you may be able to render me.