title: EnvironmentError: [WinError 87] The parameter is incorrect
body: <p>I attempted to execute:</p>
  
  <pre><code>python -m pip install tensorflow
  </code></pre>
  
  <p>from a Windows 10 command prompt that was being run as administrator. </p>
  
  <p>I got the following error:</p>
  
  <pre><code>Collecting tensorflow
    Using cached https://files.pythonhosted.org/packages/54/5f/e1b2d83b808f978f51b7ce109315154da3a3d4151aa59686002681f2e109/tensorflow-2.0.0-cp37-cp37m-win_amd64.whl
  Collecting google-pasta&gt;=0.1.6
    Downloading https://files.pythonhosted.org/packages/c3/fd/1e86bc4837cc9a3a5faf3db9b1854aa04ad35b5f381f9648fbe81a6f94e4/google_pasta-0.1.8-py3-none-any.whl (57kB)
       |████████████████████████████████| 61kB 435kB/s
  Requirement already satisfied: keras-preprocessing&gt;=1.0.5 in c:\users\owner\appdata\roaming\python\python37\site-packages (from tensorflow) (1.1.0)
  Requirement already satisfied: numpy&lt;2.0,&gt;=1.16.0 in c:\users\owner\appdata\roaming\python\python37\site-packages (from tensorflow) (1.17.4)
  Collecting wrapt&gt;=1.11.1
    Using cached https://files.pythonhosted.org/packages/23/84/323c2415280bc4fc880ac5050dddfb3c8062c2552b34c2e512eb4aa68f79/wrapt-1.11.2.tar.gz
      ERROR: Error [WinError 87] The parameter is incorrect while executing command python setup.py egg_info
  ERROR: Could not install packages due to an EnvironmentError: [WinError 87] The parameter is incorrect
  </code></pre>
  
  <p>I tried this both from the PyCharm terminal (64-bit version) and from Python 3.7.4 (from the 64-bit build). Using the 64-bit version seemed important according to tensorflow. </p>