title: Error : No module named numpy.core.multiarray. Maxent tree bank pos-tagger model is already installed
body: <p>This is my program:</p>
  
  <pre><code>import nltk
  text = "Rabbit is eating"
  token2 = nltk.word_tokenize(text)
  print token2
  txttoken = nltk.pos_tag(token2)
  print txttoken
  </code></pre>
  
  <p>This is the error I'm getting:</p>
  
  <pre><code>Traceback (most recent call last):
    File "PosTag.py", line 8, in &lt;module&gt;
  
     txttoken = nltk.pos_tag(token2)
  
   File "C:\Python27\lib\site-packages\nltk-2.0.4-py2.7.egg\nltk\tag\__init__.py", line 99, in pos_tag
      tagger = load(_POS_TAGGER)
  
    File "C:\Python27\lib\site-packages\nltk-2.0.4-py2.7.egg\nltk\data.py", line 605, in load
      resource_val = pickle.load(_open(resource_url))
  
  ImportError: No module named numpy.core.multiarray
  </code></pre>
  
  <p>I just check with <code>nltk.download()</code> on python cmd..</p>
  
  <p>These models are already installed. But I still get the error..</p>
  
  <p>NLTK Downloader Models. Maxent tree bank pos-tagger model is installed. punkt model is installed</p>