Tasks are not shown when clicking widget

Current Situation

The widget Task Overview provides a number for running. When clicking the number a list of all jobs with running tasks is shown. The detailed view contains the job chains where the job is a member of. But there is no list with the running tasks. When clicking on the tasks running column the running tasks are shown.

Desired Behavior

When clickung the running number in the widget Task Overview this list of running jobs should also provide the list of tasks. The title in the widget should be running jobs as a list of running jobs with a sublist of running tasks is shown.