patch 9.0.1211: storing value in interface member does not always work Commit: https://github.com/vim/vim/commit/f7d1c6e1884c76680980571f1cf15e0928d247b5 Author: Bram Moolenaar <Bram@vim.org> Date: Mon Jan 16 20:47:57 2023 +0000 patch 9.0.1211: storing value in interface member does not always work Problem: Storing value in interface member does not always work. Solution: Convert the index on the interface to the index on the object.