HTTP
503 Service Unavailable
The server is temporarily unable to handle the request due to maintenance or overload. Should include a Retry-After header.
Bu Kodu Gördüğünüzde
During maintenance windows, server overload, or when the application pool is exhausted.
Nasıl düzeltilir
Wait and retry. Check the Retry-After header. Scale up servers if it's a capacity issue.
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