You are suffering from MMO burn out. It happens to everyone. You grind to get your main to get the latest gear and then suddenly you feel as if you're on a treadmill. Always take a break. Always do something in between, like crafting or something just fun in or out of game. You'll always feel better later on. I've been on the Wow treadmill forever so I know the feeling. Hang in their OP, remember you make the fun in this game, don't make it like a job!