$oauth = new Dropbox_Curl($sec, $oauth2_id, $key, $dropbox_storage, $callback, $callbackhome, $deauthenticate, $instance_id);
$this->log("Curl error: ".$e->getMessage());
$this->log(sprintf(__("%s error: %s", 'updraftplus'), "Dropbox/Curl", $e->getMessage().' ('.get_class($e).') (line: '.$e->getLine().', file: '.$e->getFile()).')', 'error');
if ($deauthenticate) return true;
$storage = new UpdraftPlus_Dropbox_API($oauth, $root);
$this->set_storage($storage);