Fatal error: Uncaught UnexpectedValueException: callback 'SemanticCompoundQueries::initExtension' is not callable in /srv/www/scoutwiki/htdocs-1.33/includes/registration/ExtensionRegistry.php:405 Stack trace: #0 /srv/www/scoutwiki/htdocs-1.33/includes/registration/ExtensionRegistry.php(173): ExtensionRegistry->exportExtractedData(Array) #1 /srv/www/scoutwiki/htdocs-1.33/includes/Setup.php(127): ExtensionRegistry->loadFromQueue() #2 /srv/www/scoutwiki/htdocs-1.33/includes/WebStart.php(77): require_once('/srv/www/scoutw...') #3 /srv/www/scoutwiki/htdocs-1.33/index.php(39): require('/srv/www/scoutw...') #4 {main} thrown in /srv/www/scoutwiki/htdocs-1.33/includes/registration/ExtensionRegistry.php on line 405