Answer:
If you cannot freely select all the directions of the nodal support, you should check in the General Data whether you have selected the 3D model type. In a 2D surface, certain directions of the support are blocked.
If you cannot freely select all the directions of the nodal support, you should check in the General Data whether you have selected the 3D model type. In a 2D surface, certain directions of the support are blocked.
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