patch 8.2.3651: Vim9: no error for :lock or :unlock with unknown variable Commit: https://github.com/vim/vim/commit/04b568b38f848293e1ae0e680685280151acb386 Author: Bram Moolenaar <Bram@vim.org> Date: Mon Nov 22 21:58:41 2021 +0000 patch 8.2.3651: Vim9: no error for :lock or :unlock with unknown variable Problem: Vim9: no error for :lock or :unlock with unknown variable. Solution: Give an error. (closes https://github.com/vim/vim/issues/9188)

--- a/src/errors.h
+++ b/src/errors.h
@@ -686,3 +686,5 @@ EXTERN char e_bad_color_string_str[]
 	INIT(= N_("E1244: Bad color string: %s"));
 EXTERN char e_cannot_expand_sfile_in_vim9_function[]
 	INIT(= N_("E1245: Cannot expand <sfile> in a Vim9 function"));
+EXTERN char e_cannot_find_variable_to_unlock_str[]
+	INIT(= N_("E1246: Cannot find variable to (un)lock: %s"));