Spyder is not running after updating to 4.1.0 from 4.0.1

Problem Description

After updating the the anconda with conda update --all, spyder is not running.

What steps reproduce the problem?

1. Updated with conda update --all
2. After opening the spyder the Console is showing the error
3. Console is not working

What is the expected output? What do you see instead?

Paste Traceback/Error Below (if applicable)

Traceback (most recent call last):
File "C:\Users\ASUS\Anaconda3\lib\site‑packages\spyder\plugins\ipythonconsole\plugin.py", line 1209, in create_kernel_manager_and_kernel_client
kernel_manager.start_kernel(stderr=stderr_handle, **kwargs)
File "C:\Users\ASUS\Anaconda3\lib\site‑packages\jupyter_client\manager.py", line 267, in start_kernel
self.kernel = self._launch_kernel(kernel_cmd, env=env, **kw)
File "C:\Users\ASUS\Anaconda3\lib\site‑packages\jupyter_client\manager.py", line 211, in _launch_kernel
return launch_kernel(kernel_cmd, **kw)
File "C:\Users\ASUS\Anaconda3\lib\site‑packages\jupyter_client\launcher.py", line 135, in launch_kernel
proc = Popen(cmd, **kwargs)
File "C:\Users\ASUS\Anaconda3\lib\subprocess.py", line 800, in __init__
restore_signals, start_new_session)
File "C:\Users\ASUS\Anaconda3\lib\subprocess.py", line 1207, in _execute_child
startupinfo)
FileNotFoundError: [WinError 2] The system cannot find the file specified

Versions

• Spyder version: 4.1.0
• Python version: 3.7.6
• Qt version: 5.9.6
• PyQt version: 5.9.2
• Operating System name/version: Windows 10

[ghost]

I am getting the same error when starting from shortcut, but not when starting from anaconda prompt

Same here. Just upgraded to Spyder 4.1.0

[ccordoba12]

This will be fixed in 4.1.1, to be released later today or tomorrow.