title: problem with rack 1.3.2. You have already activated rack 1.3.2, but your Gemfile requires rack 1.2.3
body: <p>i have passenger 3.0.9 on debian with gem rack 1.3.2 and 1.2.1.</p>
  
  <p>With a rails 3.0 application with passenger e bundler i have this error:</p>
  
  <p>You have already activated rack 1.3.2, but your Gemfile requires rack 1.2.3. Consider using bundle exec.</p>
  
  <p>With rails 3.1 is all ok. I can't make start application with rails 3.0 but only with 3.1.</p>
  
  <p>Passnnger load first rack 1.3.2 and don't load rack 1.2.3 on gems of bundler</p>