When I switch accounts on the English Wikipedia, User:Keegan to User:Keegan (WMF) or vice versa, I get login errors when attempting to edit.
- Log in as Keegan
- Log out
- Log in as Keegan (WMF)
- Edit a page, either source or VisualEditor
- Get warning about not being logged in
- Hit save, get warning about not being logged in
- Save edit, recorded as not logged in
Often when switching accounts my global/custom .js and .css do not load, when refreshing to load this does log me in.

