Kramaba half timbered house

I´m trying to simulate a part of a Half timbered house using Karamba.
How ever I’m having a view issues with the joints.
Can someone please help me ?
here is the system I’m trying to analyse:

Here my file. (53.0 KB)

Is this what you want to simulate?

you need to set the beams onto where (AtElemIds) the joints and at which (ToElemsId) elements they connect to (61.2 KB)