Sometimes inserting a reference modelmodel which the designer can use as an aid when building another model
A reference model is created in Tekla Structures or in other software and can be inserted to Tekla Structures. The reference model appears together with the model but it is not modified by Tekla Structures. The user can snap to reference model points.
For example, an architectural model, a plant design model, or a heating, ventilating, and air-conditioning (HVAC) model can be a reference model.
failed because of special characters.
Now all characters below 256 are allowed in a reference model file name: both ASCII (0-127) and extended ASCII (128-255).