project settings
project ABC
statusses are
- to do,
- to refine,
- ready for sprint
- in progress,
- in review,
- done
workflow

board settings
active sprint board has 4 columns:
- to do(to do, to refine, ready for sprint),
- in progress (in progress),
- in review (in review),
- done (done)
unmapped statuses column in board settings is empty
filter query for ABC board is
- project = ABC ORDER BY Rank ASC
problem
bug is shown on the backlog in the sprint section
bug is not shown with status 'in review'
all other issue types (story, task etc) are shown in 'in review'
bug is shown in 'to do', 'in progress, 'done'
Where should I look to find the error?