How to Fix the File Not Found Error for PHP in Nginx with Docker-Compose

Learn how to resolve the `File Not Found` error for PHP in Nginx when using Docker-Compose. This guide explains the common issues and steps to troubleshoot and fix the error.
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How to Fix the File Not Found Error for PHP in Nginx with Docker-Compose

Getting a "File Not Found" error when running PHP with Nginx in a Docker-Compose setup can be quite frustrating. Fortunately, the issue is usually related to configuration errors that can be easily fixed. In this guide, we will walk through the common causes of this problem and provide the solutions to resolve it.

Understanding the Common Causes

Before diving into the solutions, it’s essential to understand what might be causing the "File Not Found" error:

Incorrect Nginx Configuration: Often, the root path or index file settings in the Nginx configuration are incorrect.

Volume Mounting Issues: The way volumes are mounted in the Docker-Compose file could also lead to this error.

File Permissions: Improper file permissions might prevent Nginx from accessing the PHP files.

Common Solutions

Check and Correct Nginx Configuration

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Verify Docker-Compose Volume Mounting

Ensure that your Docker-Compose file correctly mounts the PHP files inside the PHP-FPM and Nginx containers. Here is an example of a Docker-Compose service definition:

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Correct File Permissions

Make sure the PHP files have the appropriate permissions to be accessed by the Nginx user. Typically, setting the correct user and group ownership, along with read permissions, should suffice:

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Conclusion

By following the steps outlined above, you should be able to troubleshoot and resolve the "File Not Found" error for PHP in Nginx when using Docker-Compose. Ensure your configurations are correct, volumes are properly mounted, and file permissions are set appropriately to avoid running into this issue.