the output data after train, why is all verified data 0, please help me

[CarolYeh]

the red box is valid data, the data is 0, the top picture is the output report,

the picture is my YOLO run param
I don't know what happened, why val data is 0, please help me thank your

[ma1688]

# Loss if compute_loss: preds = preds[1] #train_out = train_out[1] loss += compute_loss(train_out, targets)[1] # box, obj, cls else: preds = preds[0][1]

replace val_trul.py