Fatal error: Uncaught Error: Class "Microsoft\Kiota\Authentication\PhpLeagueAccessTokenProvider" not found in C:\xampp\htdocs\londoncityroom\vendor\microsoft\microsoft-graph-core\src\Authentication\GraphPhpLeagueAccessTokenProvider.php:28
Stack trace:
#0 {main}
thrown in C:\xampp\htdocs\londoncityroom\vendor\microsoft\microsoft-graph-core\src\Authentication\GraphPhpLeagueAccessTokenProvider.php on line 28