I am using sketchup 2017 that is resident on my PC. I am trying to create a 100x100x30mm box with the top 4 edges rounded and the 4 verticals corners rounded. I have see some videos but their method, I believe, only works when the radius is large (making a bowl). I have piecemealed the goal as shown in the attached but am still left with the empty top 4 corners.box with rounded edges.skp (79.4 K
I attached a file showing what I am trying to do. I ended up with open spaces where there should