Warning: Undefined array key "token_type" in /home/httpd/vhosts/sharepointdev.eltronix.ch/httpdocs/vendor/vgrem/php-spo/src/Runtime/Auth/AuthenticationContext.php on line 211

Warning: Undefined array key "access_token" in /home/httpd/vhosts/sharepointdev.eltronix.ch/httpdocs/vendor/vgrem/php-spo/src/Runtime/Auth/AuthenticationContext.php on line 211

Fatal error: Uncaught Office365\Runtime\Http\RequestException: {"error":{"code":"-2147024891, System.UnauthorizedAccessException","message":{"lang":"de-DE","value":"Attempted to perform an unauthorized operation."}}} in /home/httpd/vhosts/sharepointdev.eltronix.ch/httpdocs/vendor/vgrem/php-spo/src/Runtime/ClientRequest.php:207
Stack trace:
#0 /home/httpd/vhosts/sharepointdev.eltronix.ch/httpdocs/vendor/vgrem/php-spo/src/Runtime/ClientRequest.php(167): Office365\Runtime\ClientRequest->validate(Object(Office365\Runtime\Http\Response))
#1 /home/httpd/vhosts/sharepointdev.eltronix.ch/httpdocs/vendor/vgrem/php-spo/src/Runtime/OData/ODataRequest.php(155): Office365\Runtime\ClientRequest->executeQueryDirect(Object(Office365\Runtime\Http\RequestOptions))
#2 /home/httpd/vhosts/sharepointdev.eltronix.ch/httpdocs/vendor/vgrem/php-spo/src/Runtime/ClientRequest.php(141): Office365\Runtime\OData\ODataRequest->executeQueryDirect(Object(Office365\Runtime\Http\RequestOptions))
#3 /home/httpd/vhosts/sharepointdev.eltronix.ch/httpdocs/vendor/vgrem/php-spo/src/Runtime/ClientRuntimeContext.php(105): Office365\Runtime\ClientRequest->executeQuery()
#4 /home/httpd/vhosts/sharepointdev.eltronix.ch/httpdocs/index.php(14): Office365\Runtime\ClientRuntimeContext->executeQuery()
#5 {main}
  thrown in /home/httpd/vhosts/sharepointdev.eltronix.ch/httpdocs/vendor/vgrem/php-spo/src/Runtime/ClientRequest.php on line 207