shell 脚本报错Traceback (most recent call last):
File "/usr/lib/command-not-found", line 27, in <module>
from CommandNotFound.util import crash_guard
ModuleNotFoundError: No module named 'CommandNotFound'
Traceback (most recent call last):
File "/usr/lib/command-not-found", line 27, in <module>
from CommandNotFound.util import crash_guard
ModuleNotFoundError: No module named 'CommandNotFound'

解决办法
sudo vi /usr/lib/command-not-found

!/usr/bin/python3 改

!/usr/bin/python3.4 指定原来的版本