Hoffman, his gf and one of Florida's coaches at the time think he's fine, and why would they have no reason to think otherwise? None of them were remotely associated or possibly even acquainted with Hoffman's partner at the time.For anyone actually interested, here’s an article about Hoffman after the trade, with some opinions on him and his fiancé just to perhaps even the record a bit.
Mike Hoffman says he wasn't bad dressing-room guy in Ottawa, look forward to life as a Florida Panther
When the Ottawa Senators traded Erik Karlsson to San Jose, one of the conditions of the agreement was that the Sharks couldn’t turn around and send him to a team in…torontosun.com
Hoffman's agent even said that he feels the issue is with EK's wife and Hoffman's gf, instead of the players themselves. I might say that Hoffmans' gf looks more guilty, but that doesn't mean anything. I don't know what happened there and doesn't give me, or anyone to credibly say Hoffman or EK are crap leaders because of it.
What's Hoffman or EK supposed to do? Leave their significant other in that situation?
The team imploded because it was poorly built, not because EK decided to engage in Mortal Kombat with Hoffman, and it doesn't make EK any less of a great leader.