Fatal error: Uncaught exception 'Google_Auth_Exception' with message 'Error refreshing the OAuth2 token, message: '{ "error" : "internal_failure" }'' in /var/www/svlippstadt08.de/htdocs/inc/googleCalendar/vendor/google/apiclient/src/Google/Auth/OAuth2.php:364 Stack trace: #0 /var/www/svlippstadt08.de/htdocs/inc/googleCalendar/vendor/google/apiclient/src/Google/Auth/OAuth2.php(279): Google_Auth_OAuth2->refreshTokenRequest(Array) #1 /var/www/svlippstadt08.de/htdocs/inc/googleCalendar/vendor/google/apiclient/src/Google/Client.php(457): Google_Auth_OAuth2->refreshToken('1/KAsUttBux6i7g...') #2 /var/www/svlippstadt08.de/htdocs/index.php(57): Google_Client->refreshToken('1/KAsUttBux6i7g...') #3 /var/www/svlippstadt08.de/htdocs/index.php(63): getClient() #4 {main} thrown in /var/www/svlippstadt08.de/htdocs/inc/googleCalendar/vendor/google/apiclient/src/Google/Auth/OAuth2.php on line 364