You may likely just have exposed the team for being incompetents or purposefully building a bad system for job security. Either way you become enemy number 1 f

You may likely just have exposed the team for being incompetents or purposefully building a bad system for job security. Either way you become enemy number 1 for the team. Maybe your changes may have been accepted over time but no one likes someone to come in and tell them how crappy their stuff is. I know that you didn't do this explicitly but that's the message that comes across.