Azure Application Gateway troubleshooting documentation
Welcome to Azure Application Gateway troubleshooting. These articles explain how to determine, diagnose, and fix various issues that you might encounter when you use Azure Application Gateway. In the navigation pane on the left, browse through the article list or use the search box to find issues and solutions.
Issues with create, update and delete (CRUD)
How-To Guide
Agentic-focused
How-To Guide
- Troubleshoot HTTP 502 Bad Gateway
- Troubleshoot HTTP 504 Gateway Timeout errors in Azure Application Gateway
- Troubleshoot WAF blocking legitimate requests (HTTP "403" Forbidden errors) in Azure Application Gateway
- Troubleshoot Application Gateway Key Vault certificate errors
- Troubleshoot Application Gateway deployment, scaling, and deletion failures
- Troubleshoot routing, redirect, and hostname issues in Azure Application Gateway