Read the Docs build information Build id: 48924 Project: citrix-netscaler-nitro-api Version: latest Commit: d5fc83041d05f5dc6cdf21d43159990ad4df737a Date: 2017-06-09T10:48:03.707428Z State: finished Success: False [rtd-command-info] start-time: 2017-06-09T15:47:26.332105Z, end-time: 2017-06-09T15:47:26.466310Z, duration: 0, exit-code: 1 python2.7 -mvirtualenv --no-site-packages --no-download New python executable in /home/docs/checkouts/readthedocs.org/user_builds/citrix-netscaler-nitro-api/envs/latest/bin/python2.7 Traceback (most recent call last): File "/usr/lib/python2.7/runpy.py", line 174, in _run_module_as_main "__main__", fname, loader, pkg_name) File "/usr/lib/python2.7/runpy.py", line 72, in _run_code exec code in run_globals File "/usr/local/lib/python2.7/dist-packages/virtualenv.py", line 2328, in main() File "/usr/local/lib/python2.7/dist-packages/virtualenv.py", line 713, in main symlink=options.symlink) File "/usr/local/lib/python2.7/dist-packages/virtualenv.py", line 925, in create_environment site_packages=site_packages, clear=clear, symlink=symlink)) File "/usr/local/lib/python2.7/dist-packages/virtualenv.py", line 1231, in install_python shutil.copyfile(executable, py_executable) File "/usr/lib/python2.7/shutil.py", line 83, in copyfile with open(dst, 'wb') as fdst: IOError: [Errno 26] Text file busy: '/home/docs/checkouts/readthedocs.org/user_builds/citrix-netscaler-nitro-api/envs/latest/bin/python2.7'