See below in the screenshot that copy is disabled by visual mode which enables automatically:
Fix it by setting this .vimrc option:
echo "set mouse-=a" >> ~/.vimrc........
This happens on any file an even just typing "vi"whereas it never happened before. I suspect an update or environment variable is causing this issue
When entering vi I get this weird stuff
line 58:
E488: Trailing characters: t_Sbet
line 63:
E171: Missing :endif
When exiting vi I get this weird stuff
t_Sb=^[[4%?%p1%{1}%=%t........
Debian/Ubuntu vi keyboard problem, up and down arrows do not work and instead make an A (Up), B (Down), C (Right) or D(Left).
The working solution
(you could also add the set nocompatible to /etc/vim/vimrc to make it system wide-will not be applied until reboot I believe):
echo "set nocompatible" > ~/.vimr........
Within vi if you can't exit /etc/vim/vimrc you can type
:syntax off
And to turn it back on:
:syntax on
Many of us have a dark/black background in our terminal/shell making the default syntax unreadable, the solution is to either turn off syntax highlighting with :syntax off or to enable a special option in /etc/vim/vimrc
Edit /etc/vim/vimrc
The "syntax on" enables the highligh........