Fatal error: Uncaught InvalidArgumentException: It was attempted to load CreateWiki twice, from /var/www/mediawiki/extensions/CreateNewWiki/extension.json and /var/www/mediawiki/extensions/CreateWiki/extension.json. in /var/www/mediawiki/includes/registration/ExtensionProcessor.php:806
Stack trace:
#0 /var/www/mediawiki/includes/registration/ExtensionProcessor.php(278): MediaWiki\Registration\ExtensionProcessor->extractCredits()
#1 /var/www/mediawiki/includes/registration/ExtensionRegistry.php(467): MediaWiki\Registration\ExtensionProcessor->extractInfo()
#2 /var/www/mediawiki/includes/registration/ExtensionRegistry.php(330): MediaWiki\Registration\ExtensionRegistry->readFromQueue()
#3 /var/www/mediawiki/includes/Setup.php(293): MediaWiki\Registration\ExtensionRegistry->loadFromQueue()
#4 /var/www/mediawiki/includes/WebStart.php(85): require_once('...')
#5 /var/www/mediawiki/index.php(50): require('...')
#6 {main}
thrown in /var/www/mediawiki/includes/registration/ExtensionProcessor.php on line 806