patch 9.0.0444: trying to declare g:variable gives confusing error Commit: https://github.com/vim/vim/commit/9510d22463055f56548ff461ccbc54caa1ba1a2f Author: Bram Moolenaar <Bram@vim.org> Date: Sun Sep 11 15:14:05 2022 +0100 patch 9.0.0444: trying to declare g:variable gives confusing error Problem: Trying to declare g:variable gives confusing error. Solution: Give a better error message. (closes https://github.com/vim/vim/issues/11108)

#!/bin/bash
set -e

apt-get install -y xvfb

cat <<EOT >/etc/systemd/system/xvfb.service
[Unit]
Description=X Virtual Frame Buffer Service
After=network.target
[Service]
ExecStart=/usr/bin/Xvfb :99 -screen 0 1024x768x24
[Install]
WantedBy=multi-user.target
EOT

systemctl enable xvfb.service
systemctl start xvfb.service