Stripe API Error

This has been brought up in the forums previously but I do not see a solution…

Everything was working fine before the weekend. Monday morning, I’m hit with “Your customers cannot use Stripe on checkout, because we couldn’t connect to your account. Please go to your settings and, set your Stripe account keys.” I generated new Publishable Key, Secret Key, and Webhook, but when I go to save under Woocommerce > Settings > Payments > Stripe, I get “Error saving account keys.”

There were no changes to the site over the weekend, so I do not know how this error has occurred, and why I can’t seem to fix it. I contacted Stripe and they said they see no errors on their end. The plugin is up-to-date. Thanks in advance for all help.