patch 8.0.0743: the 'termsize' option can be set to an invalid value commit https://github.com/vim/vim/commit/825680f5f4ffed5d57fdb283dde5f0ad734605fc Author: Bram Moolenaar <Bram@vim.org> Date: Sat Jul 22 17:04:02 2017 +0200 patch 8.0.0743: the 'termsize' option can be set to an invalid value Problem: The 'termsize' option can be set to an invalid value. Solution: Check the 'termsize' option to be valid.

@echo off
rem batch file to start Vim with less.vim.
rem Read stdin if no arguments were given.
rem Written by Ken Takata.

if "%1"=="" (
  vim --cmd "let no_plugin_maps = 1" -c "runtime! macros/less.vim" -
) else (
  vim --cmd "let no_plugin_maps = 1" -c "runtime! macros/less.vim" %*
)