Xporter is not working on Kanban Backlog Board

Xporter is not working properly on Kanban Backlog Board.

Steps to reproduce the error:

• Create an Xray project
• Create a Kanban board based on Xray Project
• Add issues to a backlog in order to have a backlog on Kanban Board
• Export using Xporter

Actual behavior:

Xporter is loading the dialog and it keeps loading without any event.

Expected behavior:

Xporter should be able to load the context, templates, and output formats