patch 8.2.0103: using null object with execute() has strange effects Commit: https://github.com/vim/vim/commit/e2a8f0773e91685843c062b1e48259712d5f2213 Author: Bram Moolenaar <Bram@vim.org> Date: Wed Jan 8 19:32:18 2020 +0100 patch 8.2.0103: using null object with execute() has strange effects Problem: Using null object with execute() has strange effects. Solution: Give an error message ofr Job and Channel.

#!/bin/sh

# Start GUI Vim on a copy of the tutor file.

# Usage: gvimtutor [xx]
# See vimtutor for usage.

exec `dirname $0`/vimtutor -g "$@"