Found it nevermind .

<t>Hi,<br/>
<br/>
Just starting to use SH3D.<br/>
I started the turorial: for sloping roofs and ceilings.<br/>
<br/>
All is good explained, but now I'm stuck at step 3 (3 - Sloping ceiling with room-high dormer)<br/>
<br/>
Can't find out how to draw the roof as explaind.<br/>
They ask to open a new ...