Recently, a user not able to login.
Depending on the browser, the following error with additional information is given:
This portlet is only useful when included on a page that is sent a destination URL within the parameters.
Required delimiter go2url= not sent in URL
There is an issue with an HTML portlet that was recently added to the user General page.
Obtain the user information and reset the user home URL.
set HOME_URL ='personal.settings'
where USER_NAME = '<user>';