Anaconda におけるExecuting transaction: failedの対処法

エラー内容

Preparing transaction: done
Verifying transaction: done
Executing transaction: failed
ERROR conda.core.link:_execute(543): An error occurred while uninstalling package 'defaults::python.app-2-py38_10'.
PermissionError(1, 'Operation not permitted')
Attempting to roll back.

Rolling back transaction: done

解決方法

$ conda update -n base -c defaults conda

以上です。