Fatal error: Uncaught Error: Interface "JsonSchema\SchemaStorageInterface" not found in C:\xampp\htdocs\snipe-it\vendor\justinrainbow\json-schema\src\JsonSchema\SchemaStorage.php:11 Stack trace: #0 {main} thrown in C:\xampp\htdocs\snipe-it\vendor\justinrainbow\json-schema\src\JsonSchema\SchemaStorage.php on line 11