commit https://github.com/vim/vim/commit/0a9046fbcb33770517ab0220b8100c4494bddab2 Author: Bram Moolenaar <Bram@vim.org> Date: Sat Oct 15 19:28:13 2016 +0200 patch 8.0.0037 Problem: Get E924 when switching tabs. () Solution: Use win_valid_any_tab() instead of win_valid(). (Martin Vuille, closes https://github.com/vim/vim/issues/1167, closes https://github.com/vim/vim/issues/1171)

" Vim support file to switch off loading plugins for file types
"
" Maintainer:	Bram Moolenaar <Bram@vim.org>
" Last Change:	2011 Oct 20

if exists("did_load_ftplugin")
  unlet did_load_ftplugin
endif

" Remove all autocommands in the filetypeplugin group, if any exist.
if exists("#filetypeplugin")
  silent! au! filetypeplugin *
endif