Hi, Well guys, I'm having trouble running buildout on Mac OSX leopard. My environment consists of: buildout.cfg: [buildout] parts = python develop = . eggs = teste [python] recipe = zc.recipe.egg interpreter = python eggs = ${buildout:eggs} I run the: $ python bootstrap.py Downloading http://pypi.python.org/packages/2.6/s/setuptools/setuptools-0.6c11-py2.6.egg Creating directory '/Users/hersonls/Code/Python/zc.Buildout/teste/bin'. Creating directory '/Users/hersonls/Code/Python/zc.Buildout/teste/parts'. Creating directory '/Users/hersonls/Code/Python/zc.Buildout/teste/eggs'. Creating directory '/Users/hersonls/Code/Python/zc.Buildout/teste/develop-eggs'. Generated script '/Users/hersonls/Code/Python/zc.Buildout/teste/bin/buildout'. And run the ./bin/buildout $ ./bin/buildout Develop: '/Users/hersonls/Code/Python/zc.Buildout/teste/.' While: Installing. Processing develop directory '/Users/hersonls/Code/Python/zc.Buildout/teste/.'. An internal error occurred due to a bug in either zc.buildout or in a recipe being used: Traceback (most recent call last): File "/private/var/folders/Jp/Jp9P8zk3E9yRgo+ZL4wnx++++TI/-Tmp-/tmpqdrwgm/zc.buildout-1.5.2-py2.6.egg/zc/buildout/buildout.py", line 1805, in main File "/private/var/folders/Jp/Jp9P8zk3E9yRgo+ZL4wnx++++TI/-Tmp-/tmpqdrwgm/zc.buildout-1.5.2-py2.6.egg/zc/buildout/buildout.py", line 446, in install File "/private/var/folders/Jp/Jp9P8zk3E9yRgo+ZL4wnx++++TI/-Tmp-/tmpqdrwgm/zc.buildout-1.5.2-py2.6.egg/zc/buildout/buildout.py", line 686, in _develop File "/private/var/folders/Jp/Jp9P8zk3E9yRgo+ZL4wnx++++TI/-Tmp-/tmpqdrwgm/zc.buildout-1.5.2-py2.6.egg/zc/buildout/easy_install.py", line 1191, in develop File "/private/var/folders/Jp/Jp9P8zk3E9yRgo+ZL4wnx++++TI/-Tmp-/tmpqdrwgm/zc.buildout-1.5.2-py2.6.egg/zc/buildout/easy_install.py", line 1124, in _copyeggs AssertionError: [] Initially I had no issues with buildout, this problem appeared suddenly in a new project. Can someone give me a light that might be? === Notes === Python 2.6.1 (r261:67515, Jun 24 2010, 21:47:49) [GCC 4.2.1 (Apple Inc. build 5646)] on darwin -- Herson Leite, Desenvolvedor Web www.hersonls.com.br