To debug your automatic imports and get a detailed log of each import running, please download and install the debug utility plugin.
How to install
To install the plugin in your WordPress website, go to WP Admin Plugins page and from the submenu choose Add new. Next, click Upload plugin next to the page title and using the upload form, choose the debug utility plugin archive.
Once successfully uploaded, WordPress will install the plugin and after finishing it will ask if you want to activate the plugin. Once the plugin is successfully activated you will notice a new entry in main plugin menu named “Debug”. This page will display the latest log entries that can be used to check if imports are working and that everything works OK.