idk if you found a solution but i just had the same problem after a mass package update i did. To solve it, I deleted magit-* from .emacs.d/elpa (i.e. all the cached files), restarted emacs and after it re-downloaded magit, problem was gone.
idk if you found a solution but i just had the same problem after a mass package update i did. To solve it, I deleted magit-* from .emacs.d/elpa (i.e. all the cached files), restarted emacs and after it re-downloaded magit, problem was gone.