Fatal error: Uncaught UnexpectedValueException: callback '\Wikibase\Lib\LibHooks::onRegistration' is not callable in /home/mencey/web/guanches.org/public_html/enciclopedia/wiki/includes/registration/ExtensionRegistry.php:584 Stack trace: #0 /home/mencey/web/guanches.org/public_html/enciclopedia/wiki/includes/registration/ExtensionRegistry.php(332): MediaWiki\Registration\ExtensionRegistry->exportExtractedData() #1 /home/mencey/web/guanches.org/public_html/enciclopedia/wiki/includes/Setup.php(280): MediaWiki\Registration\ExtensionRegistry->loadFromQueue() #2 /home/mencey/web/guanches.org/public_html/enciclopedia/wiki/includes/WebStart.php(72): require_once('...') #3 /home/mencey/web/guanches.org/public_html/enciclopedia/wiki/index.php(36): require('...') #4 {main} thrown in /home/mencey/web/guanches.org/public_html/enciclopedia/wiki/includes/registration/ExtensionRegistry.php on line 584