Why there are so many segmentation fault, where the data cannot be copied to cuda, model cannot be copied to cuda

[hszhoushen]

Why there are the segmentation fault, where the data cannot be copied to cuda, model cannot be copied to cuda e.g., At step 3 ''' 3. Object Detection & Scene Graph Generation from the Pre-trained MSDN Model '''

('im_data.shape:', (1, 3, 600, 800), (1, 5)) Segmentation fault (core dumped)