The problem is in the size of the model, or rather in the model units. You imported the model in mm, but the model is set to meters. As a result, the members are 3994 meters long, for example. This obviously affects the generation of the mesh and causes the program to freeze.
"Frozen" Calculation
I have imported the model geometry from AutoCAD. I loaded and supported the model. However, when I start the calculation, the program "freezes".
Answer:
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