You are receiving the following error message in Extensiv Integration Manager:
Integration Manager only uses the native functionality built into WooCommerce without modifying it in any way. Integration Manager does not need nor provide a WooCommerce Plugin.
This is caused by an error in your WooCommerce site (status code 500). The most common reasons are a plugin you installed or a customization made to your WooCommerce installation. Because Integration Manager does not modify WooCommerce and WooCommerce is hosted on your own servers, you must find and resolve this issue yourself or with the help of your existing IT/Support. However the information below can help to diagnose the problem.
This information will help you identify the plugin or change causing the error. You will then need to do one of the following:
If you determine which plugin was causing your issue, please let Integration Manager support know.