Warning: include(/usr/share/mediawiki/core/extensions/SemanticResultFormats/formats/slideshow/SRF_SlideShowApi.php): failed to open stream: No such file or directory in /usr/share/mediawiki/core/vendor/composer/ClassLoader.php on line 377

Warning: include(): Failed opening '/usr/share/mediawiki/core/extensions/SemanticResultFormats/formats/slideshow/SRF_SlideShowApi.php' for inclusion (include_path='.:/usr/share/php:/usr/share/pear') in /usr/share/mediawiki/core/vendor/composer/ClassLoader.php on line 377

Fatal error: Class 'SRFSlideShowApi' not found in /usr/share/mediawiki/core/includes/api/ApiModuleManager.php on line 95