He said that you "have not been loving enough with him." You have your side of the story, but for now, pretend you are him and explain FROM HIS PERSPECTIVE how you were not loving enough with him. What does he think he's missing from you?
Me: 50, MLC/WW 45 Young kids Nov 2015: BD1 Apr 2016: BD2 Jan 2017: W filed Feb 2017: D final