嗨,我对使用Julia和Notebook很陌生。当我初次下载Julia时,一切工作正常,但随后内核突然说它已经死了,我无法使其再次工作(重新启动并尝试重新安装)
我最终下载了Julia的较新版本(1.4.1至1.4.2),但这似乎无济于事。但是,现在,不是出现内核崩溃,而是出现了错误,但不幸的是,我不知道它是什么意思或如何修复它。
我想以此作为开头的说法是,我不小心删除了笔记本所需的C驱动器中的conda文件夹,但没有意识到它是什么,但是我以为它是通过Julia重新安装的,我不知道这是否有所不同。此外,我必须在学校使用python,但由于不再需要它而将其删除,因此我不确定是否有效果(因为我知道笔记本使用python东西)
错误如下:
Traceback (most recent call last):
File "C:\Users\Adam\.julia\conda\3\lib\site-packages\tornado\web.py", line 1703, in _execute
result = await result
File "C:\Users\Adam\.julia\conda\3\lib\site-packages\tornado\gen.py", line 742, in run
yielded = self.gen.throw(*exc_info) # type: ignore
File "C:\Users\Adam\.julia\conda\3\lib\site-packages\notebook\services\sessions\handlers.py", line 72, in post
type=mtype))
File "C:\Users\Adam\.julia\conda\3\lib\site-packages\tornado\gen.py", line 735, in run
value = future.result()
File "C:\Users\Adam\.julia\conda\3\lib\site-packages\tornado\gen.py", line 742, in run
yielded = self.gen.throw(*exc_info) # type: ignore
File "C:\Users\Adam\.julia\conda\3\lib\site-packages\notebook\services\sessions\sessionmanager.py", line 88, in create_session
kernel_id = yield self.start_kernel_for_session(session_id, path, name, type, kernel_name)
File "C:\Users\Adam\.julia\conda\3\lib\site-packages\tornado\gen.py", line 735, in run
value = future.result()
File "C:\Users\Adam\.julia\conda\3\lib\site-packages\tornado\gen.py", line 742, in run
yielded = self.gen.throw(*exc_info) # type: ignore
File "C:\Users\Adam\.julia\conda\3\lib\site-packages\notebook\services\sessions\sessionmanager.py", line 101, in start_kernel_for_session
self.kernel_manager.start_kernel(path=kernel_path, kernel_name=kernel_name)
File "C:\Users\Adam\.julia\conda\3\lib\site-packages\tornado\gen.py", line 735, in run
value = future.result()
File "C:\Users\Adam\.julia\conda\3\lib\site-packages\tornado\gen.py", line 209, in wrapper
yielded = next(result)
File "C:\Users\Adam\.julia\conda\3\lib\site-packages\notebook\services\kernels\kernelmanager.py", line 168, in start_kernel
super(MappingKernelManager, self).start_kernel(**kwargs)
File "C:\Users\Adam\.julia\conda\3\lib\site-packages\jupyter_client\multikernelmanager.py", line 158, in start_kernel
km.start_kernel(**kwargs)
File "C:\Users\Adam\.julia\conda\3\lib\site-packages\jupyter_client\manager.py", line 305, in start_kernel
self.kernel = self._launch_kernel(kernel_cmd, **kw)
File "C:\Users\Adam\.julia\conda\3\lib\site-packages\jupyter_client\manager.py", line 212, in _launch_kernel
return launch_kernel(kernel_cmd, **kw)
File "C:\Users\Adam\.julia\conda\3\lib\site-packages\jupyter_client\launcher.py", line 135, in launch_kernel
proc = Popen(cmd, **kwargs)
File "C:\Users\Adam\.julia\conda\3\lib\subprocess.py", line 800, in __init__
restore_signals, start_new_session)
File "C:\Users\Adam\.julia\conda\3\lib\subprocess.py", line 1207, in _execute_child
startupinfo)
FileNotFoundError: [WinError 2] The system cannot find the file specified
预先感谢任何可以帮助我的人。
默认情况下,IJulia
应该安装自己的Miniconda,因此您不必担心单独安装Python。
无法让笔记本服务器运行时,第一个调用端口始终是重新运行构建脚本,该脚本在首次安装时运行IJulia
。按下]
并进入REPL打包模式build IJulia
。这应该在必要时重新安装依赖项,并在Jupyter中重新注册您所使用的Julia版本的内核。
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我来说两句