[Zope] Error: Picked: Jinja2 = 2.6

Hi people! in my new bluebream application I tried to add the template engine jinja2 in "setup.py" before running buildout and I get this error?! Am I doing something wrong?! Develop: '/storage/PyProjects/bbreamAPP/.' install_dir /storage/PyProjects/bbreamAPP/develop-eggs/tmp6qhLW1build Updating app. While: Updating app. Getting distribution for 'jinja2'. Error: Picked: Jinja2 = 2.6