It is not possible to add a channel to a country

• Type: Bug
• Status: Closed
• Priority: Critical
• Resolution: Fixed
• Affects Version/s: 3.0.0
• Fix Version/s: Master, 3.0.0
• Component/s: Configuration and Settings
• Labels:
  • 7.3-must
  • frontend
• Severity of Issue: Critical
• Git Pull Request: https://github.com/liferay-commerce/liferay-portal/pull/90

Steps to Reproduce

• Go to Control Panel → Commerce → Settings → Countries.
• Add a new one or edit.
• Go into "Channels" tab.

Expected Result

 All the changes are correctly saved.

Actual Result

 When clicking on "Channels" tab this happens:

 

 If you select a channel this happens:

 If you click on save all the change are not saved

2020-09-02 14:30:19.839 ERROR [http-nio-8080-exec-10][MVCPortlet:559] com.liferay.portal.kernel.portlet.bridges.mvc.MVCRenderConstants#MVC_PATH_SKIP_DISPATCH is not a valid include