In a tag view, grouping by task displays the main tag as group

Version Used

18.0.19

Current Behavior

When I open a view filtered by one tag and then group by tag. There is category of this tag where it is displayed all tasks because they have all this tag.

Expected Behavior

When I open a view filtered by one tag and then group by tags. There should be displayed only category which is not the tag use by the view.

Steps to Reproduce

1. create 2 tags
2. create 2 tasks and add both tags to them
3. open tag1 view
4. group by tags

Can you reproduce this reliably?

Yes, I can reproduce it reliably.

Console Output

Documentation

• The documentation/wiki is unclear or incorrect for this case.
• There should be a note added to the documentation/wiki for this case.