API Validation

503 ServiceUnavailable Service Unavailable

API Error REST 503

The Amazon Ads API service is temporarily down, most likely undergoing scheduled maintenance or experiencing exceptionally high server load.

What causes this error?

The Amazon Ads API service is temporarily down, most likely undergoing scheduled maintenance or experiencing exceptionally high server load.

How to fix it

The best approach here is patience. Implement a retry mechanism with an exponential backoff in your code. Avoid spamming the endpoint while it is returning a 503, as that can sometimes trigger secondary throttling.

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