ImportError:DLL加载失败:%1不是有效的Win32应用程序 - paramiko

我有win7 64bit的情况,在我使用easy_install paramiko安装paramiko 1.12.1后,我使用的是64位python2.7,还安装了64bit pycrypto,有一个导入错误:

   >>> import paramiko
    enter code hereenter code hereTraceback (most recent call last):
      File "", line 1, in 
        import paramiko
      File "build\bdist.win-amd64\egg\paramiko\__init__.py", line 65, in 
      File "build\bdist.win-amd64\egg\paramiko\transport.py", line 33, in 
      File "build\bdist.win-amd64\egg\paramiko\util.py", line 33, in 
      File "build\bdist.win-amd64\egg\paramiko\common.py", line 98, in 
      File "c:\users\yapan\appdata\local\temp\easy_install-6upp3i\pycrypto-2.6-py2.7-win-amd64.egg.tmp\Crypto\Random\__init__.py", line 28, in 
      File "c:\users\yapan\appdata\local\temp\easy_install-6upp3i\pycrypto-2.6-py2.7-win-amd64.egg.tmp\Crypto\Random\OSRNG\__init__.py", line 34, in 
      File "c:\users\yapan\appdata\local\temp\easy_install-6upp3i\pycrypto-2.6-py2.7-win-amd64.egg.tmp\Crypto\Random\OSRNG\nt.py", line 28, in 
      File "c:\users\yapan\appdata\local\temp\easy_install-6upp3i\pycrypto-2.6-py2.7-win-amd64.egg.tmp\Crypto\Random\OSRNG\winrandom.py", line 7, in 
      File "c:\users\yapan\appdata\local\temp\easy_install-6upp3i\pycrypto-2.6-py2.7-win-amd64.egg.tmp\Crypto\Random\OSRNG\winrandom.py", line 6, in __bootstrap__
    ImportError: DLL load failed: %1 is not a valid Win32 application.

有没有？