jupyter notebook 启动报错

Traceback (most recent call last):

  File "/anaconda2/bin/jupyter-notebook", line 7, in

    from notebook.notebookapp import main

  File "/anaconda2/lib/python2.7/site-packages/notebook/notebookapp.py", line 47, in

    from zmq.eventloop import ioloop

  File "/anaconda2/lib/python2.7/site-packages/zmq/__init__.py", line 47, in

    from zmq import backend

  File "/anaconda2/lib/python2.7/site-packages/zmq/backend/__init__.py", line 40, in

    reraise(*exc_info)

  File "/anaconda2/lib/python2.7/site-packages/zmq/backend/__init__.py", line 27, in

    _ns = select_backend(first)

  File "/anaconda2/lib/python2.7/site-packages/zmq/backend/select.py", line 27, in select_backend

    mod = __import__(name, fromlist=public_api)

  File "/anaconda2/lib/python2.7/site-packages/zmq/backend/cython/__init__.py", line 6, in

    from . import (constants, error, message, context,

ImportError: dlopen(/anaconda2/lib/python2.7/site-packages/zmq/backend/cython/constants.so, 2): Library not loaded: @rpath/libsodium.23.dylib

  Referenced from: /anaconda2/lib/libzmq.5.dylib

  Reason: Incompatible library version: libzmq.5.dylib requires version 25.0.0 or later, but libsodium.23.dylib provides version 24.0.0

解决方案

conda install libsodium

下载完成后 重新启动就可以了