What to do when sudo won't work
2020-09-25 1 min read
sudo doesn't work, it kind of feels like the end of the world (to me, at least). I noticed this message 'unable to resolve host fun-toy: Name or service not known' started to show every now and then when I ran certain commands and
sudo didn't work. Here is what to do when you want that ultimate power back.
- The cause of the issue & Fix
(1) How I identified the cause of the issue
Ask! Ubuntu taught me that
/etc/hosts both need to contain the name of your machine.
So I took a look at both of them and aha, my /etc/hosts file didn't have my machine name
fun-toy in it. After the edit, the file looks like this;
Make sure to run
sudo reboot so that this fix takes into effect.
Typos/comments/suggestions are welcomed on GitHub issues