Xporter is not handling Post Function action

Xporter is not handling Post Function action after changing the template output format.

Steps to reproduce the error:

1. Create a new Post Function
2. Add a template with output format DOCX
3. Publish the newest post function
4. Edit the template used on the Post function with output format XLSX
5. Execute the Post Function created
6. The Action will not run according to expectations.

Expected behavior:

The user should not be able to edit/update output format on a template that is being used on Workflow Post functions.

Note 1:

Validate this behavior on the scheduled reports