How to solve Error "Failed to fetch http://security.ubuntu.com/ubuntu/dists/bionic-security/main/binary-armhf/Packages 404 Not Found"

https://askubuntu.com/questions/705895/how-to-fix-a-failed-to-fetch-binary-armhf-packages-error-during-apt-get-update

How to fix a "Failed to fetch binary-armhf/Packages" error during apt-get update?

 

 

1. See whether armhf is installed

dpkg --print-foreign-architectures

If you can see "armhf" from output, proceed to 2

 

 

2. remove armhf

sudo dpkg --remove-architecture armhf