Cannot delete an embedded object due to object still active.
Cause:
Cannot delete an embedded object because the object is still selected (active).
Solution:
Click outside the object to return to the worksheet. Select the object again and press DELETE to delete the object.
1) Click outside the object to return to the worksheet.
2) Select (single-click) the object. (Handles appear around the object.)
3) Press DELETE to delete the object.