URI::InvalidURIError PostgreSQL Rails 3.2.3 -

having issue. running postgresql,rails 3.2.3 , ruby 1.9.2p180 , 1.9.3(via pik) on windows 7 . when try do

heroku db:push  

on ruby 1.9.2, error

loaded taps v0.3.23 auto-detected local database: postgres://postgres:lalala@localhost/prelaunch_d evelopment # connect on tcp socket. omitted default since client uses a?encoding=u tf8 ..... failed connect database: uri::invalidurierror -> bad uri(is not uri?): postgres://postgres:lalala@loc alhost/prelaunch_development # connect on tcp socket. omitted default since client uses a?encoding=u tf8 

what might doing wrong please?

turns out issue database.yml file, using this, , had issues. switching this solved issue