F2 or F4 shortcut not working

Hi,

I met a shortcut problem with the latest blender, F2 and F4 won’t call out the menu normally, instead , it reports error, like this, QQ%E6%88%AA%E5%9B%BE20190415001617

Anyone has same problem?

Reset your keymap to factory defaults. This is a result of updating the beta build, but not updating your personalized keymap.