Profile settings are broken

Some common issues that new user is facing:

• can't get to profile settings without extra refresh
• can't update settings
• if action failes, user can't tell that easily (errors in console, not in UI)

Testing env: Brand new account, Chrome-like browser, logged in with Private Posting Key Click on avatar in upper right, select "Profile", then click "Settings"

Bonus:
uncaught at getAccount TypeError: Cannot set property 'account_is_witness' of undefined
+
uncaught at fetchState TypeError: Cannot read property 'getHostNode' of null

After refresh, it loads:

Attempt to edit & save settings fails:

No error in UI, but console throws:
Uncaught TypeError: Cannot read property 'get' of undefined