Testing for Theme and Plugin Conflicts How to rule out theme and plugin conflicts if things aren't working right.
Plugin .zip File Automatically Un-zips Upon Download Some web browsers, especially Safari on Macs, will un-zip the “.zip” file automatically upon download. If this happens, you will...
rest_cookie_invalid_nonce – Cookie nonce is invalid Sometimes you or your site visitors might experience issues related to caching while using WP Simple Pay. In most cases,...
406/403 Not Acceptable – ModSecurity ModSecurity is an open source firewall solution that some web hosts automatically enable on their servers. Some configurations of ModSecurity...
Sorry, you have made too many requests. Please try again later WP Simple Pay automatically limits the number of consecutive requests that can be made by a single IP address. By...
rest_no_route – No route was found matching the URL and request method. WP Simple Pay uses WordPress’ REST API to process payment forms and the REST API endpoints must be accessible for...
Email receipts and/or notifications are not being sent Testing whether emails are actually being sent A quick test to see whether any of your WordPress emails are being sent is...