尝试启动 Jupyter 笔记本时出现 DLL 错误

Question

Getting below error when trying to launch jupyter notebook. Any help to address this error is appreciated.

_cffi_ext.c C:\\Users\\emathew004\\anaconda3\\lib\\site-packages\\zmq\\backend\\cffi__pycache___cffi_ext.c(213): fatal error C1083: Cannot open include file: 'sys/un.h': No such file or directory Traceback (most recent call last): File "C:\\Users\\emathew004\\anaconda3\\Scripts\\jupyter-notebook-script.py", line 6, in from notebook.notebookapp import main File "C:\\Users\\emathew004\\anaconda3\\lib\\site-packages\\notebook\\notebookapp.py", line 47, in from zmq.eventloop import ioloop File "C:\\Users\\emathew004\\anaconda3\\lib\\site-packages\\zmq__init__.py", line 47, in from zmq import backend File "C:\\Users\\emathew004\\anaconda3\\lib\\site-packages\\zmq\\backend__init__.py", line 40, in reraise(*exc_info) File "C:\\Users\\emathew004\\anaconda3\\lib\\site-packages\\zmq\\utils\\sixcerpt.py", line 34, in reraise raise value File "C:\\Users\\emathew004\\anaconda3\\lib\\site-packages\\zmq\\backend__init__.py", line 27, in _ns = select_backend(first) File "C:\\Users\\emathew004\\anaconda3\\lib\\site-packages\\zmq\\backend\\select.py", line 2 8, in select_backend mod = import (name, fromlist=public_api) File "C:\\Users\\emathew004\\anaconda3\\lib\\site-packages\\zmq\\backend\\cython__init__.py", line 6, in from . import (constants, error, message, context, ImportError: DLL load failed: The specified module could not be found

Answer 1

I've also had this problem, which I solved as follows.

1. conda uninstall pyzmq (uninstall pyzmq)
2. conda install pyzmq (reinstall pyzmq)
3. conda install jupyter (reinstall jupyter)

Answer 2

你需要一个对应版本的visual c++ redistribution。