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WordPress の運用とトラブルに関するノウハウ集
EMAIL DELIVERY ERROR: the plugin WP Mail SMTP v2.2.1 logged this error during the last time it tried to send an email:
Mailer: Gmail
{
"error": "invalid_grant",
"error_description": "Token has been expired or revoked."
}
Please re-grant Google app permissions!
Go to WP Mail SMTP plugin settings page. Click the “Remove Connection” button.
Then click the “Allow plugin to send emails using your Google account” button and re-enable access.
Please review your WP Mail SMTP settings in plugin admin area. Consider running an email test after fixing it.
