patch 9.0.1378: illegal memory access when using virtual editing Commit: https://github.com/vim/vim/commit/c99cbf8f289bdda5d4a77d7ec415850a520330ba Author: Bram Moolenaar <Bram@vim.org> Date: Sat Mar 4 14:13:10 2023 +0000 patch 9.0.1378: illegal memory access when using virtual editing Problem: Illegal memory access when using virtual editing. Solution: Make sure "startspaces" is not negative.

#!/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