Selecting a filter with Sort, does not sort data in a Listview.
If you are trying to sort data using different columns in design time and runtime, listview will sort according to the sort configured in design time. Design time sort will override runtime sort.
Example: Design time: Col A > Ascending Runtime: Col B > Descending
Design time sort will work even if you apply the filters with runtime sort.
Design time Sort Configuration:
Runtime Sort Configuration:
This is a known issue.
This issue has been fixed in K2 Five. If you are using sort in both design time and runtime, listview data will sort according to the filter added during runtime.