Just now created a new project in 9.0.3, including teamserver project, language English. All up and running:
Your project’s location seems fine to me.
No database issues… weird.
What about the browser’s inspector. See if there are any messages in the console. Does the body have any content at all?
Also, did you do the usual trick: F4 and Clean deployment directory?
I think I had this issue before. Is your security set to ‘Productive’? If so, maybe try opening http://localhost:8080/login.html.