If the last line of the script error looks like this: AttributeError: Calling operator "bpy.ops.mesh.primitive_vert_add" error, could not be found This means that you have not installed Extra Object addons (Add Curve, Add Mesh) you can find them yourself and download them, or use my disk and download from there https://drive.google.com/drive/folders/1zx_ax19zK1Yz4DXVj5isQTqp2m1tYAoo?usp=drive_link