Installing zope.testrunner on Python 2.4 fails due to a missing __init__.py in some test subpackage: Getting distribution for 'zope.testrunner'. package init file 'src/zope/testrunner/testrunner-ex/__init__.py' not found (or not a regular file) error: Setup script exited with error: can't copy 'src/zope/testrunner/testrunner-ex-251759/eggs/foo.bar-1.2-py2.5.egg/foo/bar/__init__.py': doesn't exist or not a regular file An error occured when trying to install zope.testrunner 4.0.0b2. Look above this message for any errors that were output by easy_install. While: Installing. Getting section test. Initializing section test. Installing recipe zc.recipe.testrunner. Getting distribution for 'zope.testrunner'. Error: Couldn't install: zope.testrunner 4.0.0b2 Buildbot failures: http://zope3.pov.lt/buildbot/builders/py2.4-32bit-linux/builds/696/steps/bui... http://zope3.pov.lt/buildbot/builders/py2.4-64bit-linux/builds/696/steps/bui... On Python2.5 there's a warning but the installation succeeds: Getting distribution for 'zope.testrunner'. package init file 'src/zope/testrunner/testrunner-ex/__init__.py' not found (or not a regular file) Creating missing __init__.py for zope.testrunner.testrunner-ex Got zope.testrunner 4.0.0b2. Buildbot log: http://zope3.pov.lt/buildbot/builders/py2.5-32bit-linux/builds/687/steps/bui... http://zope3.pov.lt/buildbot/builders/py2.5-64bit-linux/builds/702/steps/bui... Marius Gedminas -- http://pov.lt/ -- Zope 3 consulting and development