patch 8.2.2413: crash when using :all while using a cmdline window Commit: https://github.com/vim/vim/commit/bb4b93ed85726c3921596ca267f531c8c94d819a Author: Bram Moolenaar <Bram@vim.org> Date: Tue Jan 26 21:35:08 2021 +0100 patch 8.2.2413: crash when using :all while using a cmdline window Problem: Crash when using :all while using a cmdline window. (Zdenek Dohnal) Solution: Disallow :all from the cmdline window.

--- a/src/arglist.c
+++ b/src/arglist.c
@@ -884,6 +884,13 @@ do_arg_all(
     win_T	*new_curwin = NULL;
     tabpage_T	*new_curtab = NULL;
 
+#ifdef FEAT_CMDWIN
+    if (cmdwin_type != 0)
+    {
+	emsg(_(e_cmdwin));
+	return;
+    }
+#endif
     if (ARGCOUNT <= 0)
     {
 	// Don't give an error message.  We don't want it when the ":all"