Application error: called handler method exception 'Google\Service\Exception' with message '{
  "error": {
    "code": 500,
    "message": "Unknown Error.",
    "errors": [
      {}
    ],
    "status": "UNKNOWN"
  }
}
' in /var/www/html/app/Vendor/google-api-php-client/src/Http/REST.php:128
Stack trace:
#0 /var/www/html/app/Vendor/google-api-php-client/src/Http/REST.php(103): Google\Http\REST::decodeHttpResponse(Object(GuzzleHttp\Psr7\Response), Object(GuzzleHttp\Psr7\Request), 'Google\\Service\\...')
#1 [internal function]: Google\Http\REST::doExecute(Object(GuzzleHttp\Client), Object(GuzzleHttp\Psr7\Request), 'Google\\Service\\...')
#2 /var/www/html/app/Vendor/google-api-php-client/src/Task/Runner.php(182): call_user_func_array(Array, Array)
#3 /var/www/html/app/Vendor/google-api-php-client/src/Http/REST.php(66): Google\Task\Runner->run()
#4 /var/www/html/app/Vendor/google-api-php-client/src/Client.php(919): Google\Http\REST::execute(Object(GuzzleHttp\Client), Object(GuzzleHttp\Psr7\Request), 'Google\\Service\\...', Array, NULL)
#5 /var/www/html/app/Vendor/google-api-php-client/src/Service/Resource.php(238): Google\Client->execute(Object(GuzzleHttp\Psr7\Request), 'Google\\Service\\...')
#6 /var/www/html/app/Vendor/google-api-php-client/vendor/google/apiclient-services/src/Drive/Resource/Files.php(196): Google\Service\Resource->call('get', Array, 'Google\\Service\\...')
#7 /var/www/html/app/Controller/Component/GoogleAPIComponent.php(27): Google\Service\Drive\Resource\Files->get('1nO64Mflc8kw9JZ...')
#8 /var/www/html/app/Controller/MobileController.php(46): GoogleAPIComponent->getResourceKey('1nO64Mflc8kw9JZ...')
#9 [internal function]: MobileController->pdf('gestion2020', '23', '46')
#10 /var/www/html/lib/Cake/Controller/Controller.php(490): ReflectionMethod->invokeArgs(Object(MobileController), Array)
#11 /var/www/html/lib/Cake/Routing/Dispatcher.php(193): Controller->invokeAction(Object(CakeRequest))
#12 /var/www/html/lib/Cake/Routing/Dispatcher.php(167): Dispatcher->_invoke(Object(MobileController), Object(CakeRequest))
#13 /var/www/html/app/webroot/index.php(118): Dispatcher->dispatch(Object(CakeRequest), Object(CakeResponse))
#14 {main}