This incident has been resolved. In-App configuration for Source Integrations has been fully restored.

A fix has been deployed and the team is verifying that service has been restored to all customers.

In-App configuration of Source Integrations is currently unavailable for some customers. There is no data loss, and new data is still being synced. The team has identified the root cause and is deploying a fix now.

We will post an update in 30 minutes.