Fatal error: Uncaught Error: Interface 'League\Flysystem\FilesystemInterface' not found in /home/demoinvfsanz/public_html/vendor/league/flysystem/stub/FilesystemSpy.php:13 Stack trace: #0 {main} thrown in /home/demoinvfsanz/public_html/vendor/league/flysystem/stub/FilesystemSpy.php on line 13