On my old ubuntu 18.04 system, fish shell version is very old, 2.7. When open tmux window with fish as default shell, so many errors show:
There is no fish_key_bindings function called: “
then tmux hangs … I can not work any more.
So I want to install latest fish shell to resolve this issue.
Remove Existed Version
sudo apt remove fish
sudo apt remove fish-common
Download
Go to fish shell web site:
https://fishshell.com/
Find download link for ubuntu version, then download latest version.
Install
sudo dpkg -i fish_3.6.1-1~xenial_amd64.deb
Confirm
> fish -v
fish, version 3.6.1
errors
If not remove older version, there will be errors:
$ sudo dpkg -i fish_3.6.1-1~xenial_amd64.deb
Selecting previously unselected package fish.
dpkg: regarding .../fish_3.6.1-1~xenial_amd64.deb containing fish:
fish conflicts with fish-common
fish-common (version 2.7.1-3) is present and installed.
dpkg: error processing archive /mnt/d/backup/fish_3.6.1-1~xenial_amd64.deb (--install):
conflicting packages - not installing fish
Errors were encountered while processing:
/mnt/d/backup/fish_3.6.1-1~xenial_amd64.deb