Some stores unable to purchase USPS shipping labels.
Incident Report for Shopify
This incident has been resolved.
Posted Jun 25, 2019 - 17:44 EDT
Some stores are temporarily unable to purchase USPS shipping labels from the fulfillment page in the Shopify admin. Shipping options are working normally for customers at checkout--only the purchase of shipping labels from within the admin is affected.

We’re working on a solution and will keep you updated.
Posted Jun 25, 2019 - 17:15 EDT
This incident affected: Third party services.