Hello, I am having an issue with how my roof is connecting, I have tried redrawing it several times and the North and South roof ends are not auto joining the way they should when I use the join roof planes icon. The home has 10' ceilings is at 6:12 pitch and the wrap around porch which goes around the entire home is at 8' ceilings and 2:12 pitch. not sure what to do, Please Help. Thanks!