patch 8.1.0567: error for NUL byte in ScreenLines goes unnoticed commit https://github.com/vim/vim/commit/4087bfd96d0d70791a1572ac4b40d5a655e2166b Author: Bram Moolenaar <Bram@vim.org> Date: Fri Dec 7 13:26:39 2018 +0100 patch 8.1.0567: error for NUL byte in ScreenLines goes unnoticed Problem: Error for NUL byte in ScreenLines goes unnoticed. Solution: Add an internal error message.

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