Environment is REE(2011.12) on rvm, rspec 2.8.0, rails 3.0.6, and pg 0.13.2. Using PostgreSQL 8.3.17 on CentOS 5.6. The db:migrate have work correctly. But rspec have got follow
This usually happens when you have rspec running while migrating (usually via guard). A simple solution is to quit guard, do the migration and restart guard.