patch 8.0.1619: Win32 GUI: crash when winpty is not installed commit https://github.com/vim/vim/commit/81c3c89a28859de3aa167c53355f374394ada093 Author: Bram Moolenaar <Bram@vim.org> Date: Tue Mar 20 11:41:44 2018 +0100 patch 8.0.1619: Win32 GUI: crash when winpty is not installed Problem: Win32 GUI: crash when winpty is not installed and trying to use :shell in a terminal window. Solution: Check for NULL return form term_start(). (Yasuhiro Matsumoto, closes #2727)