Create a box, finish it.
Touch a surface, create a sketch, convert entities.
Now try to touch one of those lines so you can delete the 'on edge' relation and drag that line out a bit, like you want one edge to overhang or setback.
Exit the sketch, re-edit the sketch, now you can touch the line.
Created a box and 'finished it'
Touched a surface, created a sketch and converted the entities
Closed the Convert Entities box
Selected a line and deleted the On Edge relation
Dragged the line out a bit
Retrieving data ...