Archicad 21 is freezing when using the railing tool and 3D view stops working

[Anonymous]

So again, im working on this big project and ive ut my railing in and changed the outlines of the railing to background When i did that all my project just freezes and im not able to do anything unless i delete the railing And help?

[Lingwisyer]

Does this happen if you use a default railing? Might you have some part of your railing going off into space, or be corrupted?



Ling.