Share 'How can I make this training easier?'

I've been trying to train my puppy Sage to be crate trained and house broke. She was doing well on the house breaking but suddenly stopped. She is constanly having accidents in the same cornor of the house. Also how can i make the crate training easier? She whines all night long and it kills me to leave her in there but I know if I let her out it will be harder. Is there anything to help her and…