commit https://github.com/vim/vim/commit/eed284a16977ab81fa6da8c9562990ba498acd8c Author: Bram Moolenaar <Bram@vim.org> Date: Mon Feb 22 23:13:33 2016 +0100 patch 7.4.1395 Problem: Using DETACH in quotes is not compatible with the Netbeans interface. (Xavier de Gaye) Solution: Remove the quotes, only use them for JSON and JS mode.

" Settings for test script execution
" Always use "COMMAND.COM", don't use the value of "$SHELL".
set shell=c:\COMMAND.COM shellquote= shellxquote= shellcmdflag=/c shellredir=>
" This is used only when the +eval feature is available.
if executable("cmd.exe")
   set shell=cmd.exe
endif