After years of failed attempts, relocation threats and a disastrous move to Brooklyn, the Islanders were finally going to have a new building — a $1.1 billion jewel, with a Long Island address and a Stanley Cup contender to play in it. Everything appeared to be falling into place.

Minority owner John Collins will lead the search for a new GM, which will need to move prompt with much to accomplish this offseason.

Lou Lamoriello is out as general manager of the New York Islanders, after the team said Tuesday the longtime NHL executive’s contract was not being renewed. Managing partner John Collins will lead a search to find the Islanders’ next GM.