WordPress Site Health

The REST API encountered an error.

Performance: The REST API is one way that WordPress and other applications communicate with the server. For example, the block editor screen relies on the REST API to display and save your posts and pages. When testing the REST API, an error was encountered:

The error encountered in the WordPress site health tool relates to a 403 ERROR for the REST API, indicating a block at the server level, possibly due to traffic or configuration issues.

Explanation:

The student's question concerns the WordPress site health tool reporting an error with the REST API. This type of error indicates that WordPress is unable to communicate effectively with the server using the REST API, which is critical for operations such as displaying and saving posts and pages with the block editor. Troubleshooting and prevention tips are provided in the CloudFront documentation.

The specific error given is a 403 ERROR, which suggests that the request made to the server was blocked, potentially due to too much traffic, a configuration issue, or permissions error. The accompanying message advises to try again later or to contact the app or website owner. It also points to the CloudFront documentation for troubleshooting steps and to prevent future errors if the user is delivering content through the Amazon CloudFront web service.