---
title: "Discussion on \"AWS CloudFormation: How to use API Gateway custom domain mapping\" | Hashnode"
description: "Discussion on \"AWS CloudFormation: How to use API Gateway custom domain mapping\". How to resolve the error: Invalid stage identifier specified (Service: ApiGateway, Status Code: 400)"
url: "https://hashnode.com/posts/aws-cloudformation-how-to-use-api-gateway-custom-domain-mapping/628811639490454c4d8470ae"
---

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# [AWS CloudFormation: How to use API Gateway custom domain mapping](https://pinchoflogic.com/aws-cloudformation-how-to-use-api-gateway-custom-domain-mapping?utm_source=hashnode&utm_medium=feed)

How to resolve the error: Invalid stage identifier specified (Service: ApiGateway, Status Code: 400)

Nov 21, 2022 · 3 min read · pinchoflogic.com  
Updated Mar 18, 2024  
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## Written by

[Kuldeep Saxena](https://hashnode.com/@PinchofLogic)

@PinchofLogic · Watford, UK

  
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❤️ Python 🐍 | aws\_solutions\_architect

I am an AWS Certified Solutions Architect with over 12+ years of experience with a primary focus on AWS serverless solutions, AWS CDK, event driven architecture and Python.

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