When using the plugin you may see the error message:
WooCommerce OD0O Integration Server URL is invalid.
This error is related to the Odoo Server URL entered. For help with this first please check:
1. The Server URL entered, this should be formated as 'https://opmc1.odoo.com' (Please note, do not include the trailing '/')
2. If you have checked the Server URL and entered in the correct URL, please clear your Cache and try again.