I had the same issue. For me the issue was caused by a recent install of EasyScreenCast gnome extension. I deleted the extension from /home/$USER/.local/share/gnome-shell/extensions/ and was then able to log in.
I had the same issue. For me the issue was caused by a recent install of EasyScreenCast gnome extension. I deleted the extension from /home/$ USER/.local/ share/gnome- shell/extension s/ and was then able to log in.