更新conda update scikit-learn的问题

Question

各位，我想请教下，我在更新conda update scikit-learn的时候出错了:
ERROR conda.core.link:_execute_actions(337): An error occurred while installing package 'defaults::tqdm-4.40.0-py_0'.
CondaError: Cannot link a source that does not exist. C:\Users\86186\Anaconda3\Scripts\conda.exe
Running conda clean --packages may resolve your problem.
Attempting to roll back.

CondaError: Cannot link a source that does not exist. C:\Users\86186\Anaconda3\Scripts\conda.exe
Running conda clean --packages may resolve your problem.

请问如何解决呢，感谢！感谢！

Answer 1

https://blog.csdn.net/qq_31130535/article/details/89944403