patch 9.0.0822: crash when dragging the statusline with a mapping Commit: https://github.com/vim/vim/commit/8ab9ca93eea32b318235384720200771863ecaee Author: Bram Moolenaar <Bram@vim.org> Date: Mon Oct 31 13:06:26 2022 +0000 patch 9.0.0822: crash when dragging the statusline with a mapping Problem: Crash when dragging the statusline with a mapping. Solution: Check for valid window pointer. (issue https://github.com/vim/vim/issues/11427)