Python Virtualenv - No module named virtualenvwrapper.hook_loader

Question

I\'m running Mac OS 10.6.8. and wanted to install in addition to python 2.6 also python 2.7 and use python 2.7 in a new virtualenv. I executed the following steps:

I

Answer 1

I get the same error . Found out I had old version of pip . I fixed the error by simply upgrading the pip .