Fatal error: Uncaught Error: Interface "OCP\Http\Client\IPromise" not found in /home/ally/mittondev/temp/nextcloud/lib/private/Http/Client/GuzzlePromiseAdapter.php:42 Stack trace: #0 {main} thrown in /home/ally/mittondev/temp/nextcloud/lib/private/Http/Client/GuzzlePromiseAdapter.php on line 42