Fatal error: Uncaught Error: Class 'ApiQueryBase' not found in /home/mapeador/solecov2/w/extensions/Gadgets/includes/api/ApiQueryGadgets.php:22 Stack trace: #0 {main} thrown in /home/mapeador/solecov2/w/extensions/Gadgets/includes/api/ApiQueryGadgets.php on line 22