well, the odd thing is the iOS app was always erroring out for me until i used the email login (nhl.com account email with the normal password). at that point iOS app works. this is just a big clusterfuck i think.
iOS XBMC users PLEASE use the advanced search function before starting a new thread. Make sure to click on 'XBMC for iOS Specific Support' so your results are narrowed down correctly.
Please make sure to visit the Sticky section for common issues/questions/etc. Also, XBMC for iOS information