Sometimes a WordPress site can show the error message below showing that there is an issue with the application. This can be the result of a faulty update, misconfiguration, etc.
Changing the PHP version can often resolve this issue. You can change that in the Platform:
Changing your PHP Configuration
If that doesn't resolve the issue then check the web server error logs and debugging the WordPress application.
To access the web server error logs follow the guide below:
Accessing Logs on our Platform
To debug WordPress follow the guide below: