Fatal error: Uncaught Error: Interface 'SMW\QueryEngine' not found in /home/mapeador/solecov2/w/extensions/SemanticMediaWiki/src/Elastic/QueryEngine/QueryEngine.php:24 Stack trace: #0 {main} thrown in /home/mapeador/solecov2/w/extensions/SemanticMediaWiki/src/Elastic/QueryEngine/QueryEngine.php on line 24