Please try manually removing Origin by following this instructions of EA Help:
Start by dragging the Origin client launcher or executable file to Trash or Recycle Bin.
To remove all traces of the Origin client from your system, open Finder and hold Command--or the Apple Key--Shift and G to open a Go to the folder: prompt, and type in ~/Library/ and hit Go.
Completing the steps above should completely remove the Origin client from your system.
After that, download Origin again by clicking here, log into your account and try to play again.
No trabajo para EA, solo soy un jugador tratando de ayudar a otros jugadores. No respondo mensajes privados, Permite que otros puedan beneficiarse de la información.
I don't work for EA, I'm just a player like you, trying to help other players. I do not reply private messages.