Version: (using KDE 4.2.90) Installed from: Ubuntu Packages To reproduce: 1. Create two independent todos, 2. Drag todo 2 and drop on the todo 1, Expectet result: todo 2 becomes subtodo of todo 1 What happens: Todo 2 becomes sub-todo and instantly changes back to independent one.
It's a known issue. Thanks. *** This bug has been marked as a duplicate of bug 188738 ***