更新到 Spyder 4.1 后出现内核错误
问题描述
我通过(conda update spyder)在anaconda中将spyder更新到了4.1，除非我从anaconda提示符打开，否则它不起作用，否则会显示这个错误:
I updated spyder to 4.1 in anaconda through (conda update spyder), and it doesn't work unless I open it from the anaconda prompt, otherwise it shows this error:
启动内核时发生错误错误是:
An error ocurred while starting the kernel The error is:
Traceback(最近一次调用最后一次):
Traceback (most recent call last):
文件C:UsersanwarAnaconda3libsite-packagesspyderpluginsipythonconsoleplugin.py"，第 1209 行，在 create_kernel_manager_and_kernel_client
kernel_manager.start_kernel(stderr=stderr_handle, **kwargs)
File "C:UsersanwarAnaconda3libsite‑packagesspyderpluginsipythonconsoleplugin.py", line 1209, in create_kernel_manager_and_kernel_client
kernel_manager.start_kernel(stderr=stderr_handle, **kwargs)
文件C:UsersanwarAnaconda3libsite‑packagesjupyter_clientmanager.py"，第 267 行，在 start_kernel
self.kernel = self._launch_kernel(kernel_cmd, env=env, **kw)
File "C:UsersanwarAnaconda3libsite‑packagesjupyter_clientmanager.py", line 267, in start_kernel
self.kernel = self._launch_kernel(kernel_cmd, env=env, **kw)
文件C:UsersanwarAnaconda3libsite‑packagesjupyter_clientmanager.py"，第 211 行，在 _launch_kernel
返回launch_kernel(kernel_cmd, **kw)
File "C:UsersanwarAnaconda3libsite‑packagesjupyter_clientmanager.py", line 211, in _launch_kernel
return launch_kernel(kernel_cmd, **kw)
文件C:UsersanwarAnaconda3libsite‑packagesjupyter_clientlauncher.py"，第 135 行，在 launch_kernel
proc = Popen(cmd, **kwargs)
File "C:UsersanwarAnaconda3libsite‑packagesjupyter_clientlauncher.py", line 135, in launch_kernel
proc = Popen(cmd, **kwargs)
文件C:UsersanwarAnaconda3libsubprocess.py"，第 775 行，在 init 中restore_signals, start_new_session)
File "C:UsersanwarAnaconda3libsubprocess.py", line 775, in init restore_signals, start_new_session)
文件C:UsersanwarAnaconda3libsubprocess.py"，第 1178 行，在 _execute_child 中启动信息)
File "C:UsersanwarAnaconda3libsubprocess.py", line 1178, in _execute_child startupinfo)
FileNotFoundError: [WinError 2] 系统找不到指定的文件
FileNotFoundError: [WinError 2] The system cannot find the file specified
在角落里，它仍然显示 spyder 3.7
and in the corner, it still shows spyder 3.7
解决方案
(这里是 Spyder 维护者) 这个问题是 此问题，它已在我们于 2020 年 3 月 19 日发布的 4.1.1 中修复.
(Spyder maintainer here) This problem is a duplicate of this issue and it is fixed in our 4.1.1, released in March 19th 2020.
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