{"action":"closed","issue":{"url":"https://api.github.com/repos/pydata/pandas/issues/12957","repository_url":"https://api.github.com/repos/pydata/pandas","labels_url":"https://api.github.com/repos/pydata/pandas/issues/12957/labels{/name}","comments_url":"https://api.github.com/repos/pydata/pandas/issues/12957/comments","events_url":"https://api.github.com/repos/pydata/pandas/issues/12957/events","html_url":"https://github.com/pydata/pandas/issues/12957","id":150358074,"number":12957,"title":"ImportError on RangeIndex","user":{"login":"jslovan","id":1306756,"avatar_url":"https://avatars.githubusercontent.com/u/1306756?v=3","gravatar_id":"","url":"https://api.github.com/users/jslovan","html_url":"https://github.com/jslovan","followers_url":"https://api.github.com/users/jslovan/followers","following_url":"https://api.github.com/users/jslovan/following{/other_user}","gists_url":"https://api.github.com/users/jslovan/gists{/gist_id}","starred_url":"https://api.github.com/users/jslovan/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/jslovan/subscriptions","organizations_url":"https://api.github.com/users/jslovan/orgs","repos_url":"https://api.github.com/users/jslovan/repos","events_url":"https://api.github.com/users/jslovan/events{/privacy}","received_events_url":"https://api.github.com/users/jslovan/received_events","type":"User","site_admin":false},"labels":[],"state":"closed","locked":false,"assignee":null,"milestone":null,"comments":1,"created_at":"2016-04-22T12:37:28Z","updated_at":"2016-04-22T13:03:21Z","closed_at":"2016-04-22T13:03:21Z","body":"- In system env, I am not able to import pandas after updating to 0.18.0.  Installed/updated by conda on Win 8.1.   \r\n- running\r\n 1. ```conda remove pandas```\r\n 2. ```conda install pandas```\r\n\r\n does not help\r\n- after installing into fresh new virtual env, import works.\r\n\r\nProbably it is bad state of the environment, could you please advise me how to fix it?\r\n\r\n#### ImportError on importing\r\n```bash\r\nC:\\WINDOWS\\system32>python\r\nPython 2.7.11 |Anaconda 2.3.0 (64-bit)| (default, Feb 16 2016, 09:58:36) [MSC v.\r\n1500 64 bit (AMD64)] on win32\r\nType \"help\", \"copyright\", \"credits\" or \"license\" for more information.\r\nAnaconda is brought to you by Continuum Analytics.\r\nPlease check out: http://continuum.io/thanks and https://anaconda.org\r\n>>> import pandas\r\nTraceback (most recent call last):\r\n  File \"<stdin>\", line 1, in <module>\r\n  File \"C:\\Program Files\\Anaconda\\lib\\site-packages\\pandas\\__init__.py\", line 44\r\n, in <module>\r\n    from pandas.core.api import *\r\n  File \"C:\\Program Files\\Anaconda\\lib\\site-packages\\pandas\\core\\api.py\", line 10\r\n, in <module>\r\n    from pandas.core.groupby import Grouper\r\n  File \"C:\\Program Files\\Anaconda\\lib\\site-packages\\pandas\\core\\groupby.py\", lin\r\ne 18, in <module>\r\n    from pandas.core.frame import DataFrame\r\n  File \"C:\\Program Files\\Anaconda\\lib\\site-packages\\pandas\\core\\frame.py\", line\r\n5230, in <module>\r\n    _EMPTY_SERIES = Series([])\r\n  File \"C:\\Program Files\\Anaconda\\lib\\site-packages\\pandas\\core\\series.py\", line\r\n 216, in __init__\r\n    index = _default_index(len(data))\r\n  File \"C:\\Program Files\\Anaconda\\lib\\site-packages\\pandas\\core\\common.py\", line\r\n 1867, in _default_index\r\n    from pandas.core.index import RangeIndex\r\nImportError: cannot import name RangeIndex\r\n```\r\n\r\n#### conda information\r\nC:\\WINDOWS\\system32>conda list pandas\r\n\\# packages in environment at C:\\Program Files\\Anaconda:\r\n\\#\r\npandas                    0.18.0              np110py27_0\r\n\r\n#### output of ``pd.show_versions()``\r\nNot available.\r\n\r\n"}}