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Name	Action
..
InvalidClient.php	Edit
InvalidGrant.php	Edit
InvalidRequest.php	Edit
InvalidScope.php	Edit
OAuthBase.php	Edit
UnsupportedGrantType.php	Edit
UnsupportedResponseType.php	Edit

Editing: InvalidGrant.php

<?php namespace Stripe\Error\OAuth; /** * InvalidGrant is raised when a specified code doesn't exist, is * expired, has been used, or doesn't belong to you; a refresh token doesn't * exist, or doesn't belong to you; or if an API key's mode (live or test) * doesn't match the mode of a code or refresh token. */ class InvalidGrant extends OAuthBase { }