platform · inferred from evidence
Magento Cloud
A hosted environment for Magento deployments referenced in the issue context.
- 503 Service Unavailable on Fastly Magento2 admin endpoints (Edge Dictionary ListAll)
After enabling Fastly on a Magento Cloud staging environment, admin pages under Stores > Configuration intermittently showed a red error box ("A technical problem with the server created an error"), with XHR requests like admin/fastlyCdn_Ed