I'm doing a multi-class classification of Apples to predict the percentage of rotten i:e. 0% , 25%, 50%, 75% and 100%. I'm done with the model training when trying to upload the whole saved model getting this error mention in the image below:

I'm doing a multi-class classification of Apples to predict the percentage of rotten i:e. 0% , 25%, 50%, 75% and 100%. I'm done with the model training when trying to upload the whole saved model getting this error mention in the image below:
