Fatal error: Uncaught Error: Class "MediaWiki\Extension\TemplateData\TemplateDataBlob" not found in C:\xampp\htdocs\extensions\TemplateData\includes\TemplateDataCompressedBlob.php:15 Stack trace: #0 {main} thrown in C:\xampp\htdocs\extensions\TemplateData\includes\TemplateDataCompressedBlob.php on line 15