I'm having the same problem. I've tried my profile URL, my username etc..... When I run the plugin ALL I get is a big screen with some empty "windows" and a "Settings" option which does nothing when I click it.
[WIP] SteamBMC - Launch and play Steam games from XBMC (v1.0.0, buggy but works)
Joined: Aug 2014
2014-08-23 13:00 Post: #121