Update runtime files
diff --git a/runtime/doc/gui.txt b/runtime/doc/gui.txt
index 432ca7c..668b4d4 100644
--- a/runtime/doc/gui.txt
+++ b/runtime/doc/gui.txt
@@ -1,4 +1,4 @@
-*gui.txt* For Vim version 9.0. Last change: 2022 Apr 03
+*gui.txt* For Vim version 9.0. Last change: 2022 Nov 17
VIM REFERENCE MANUAL by Bram Moolenaar
@@ -889,6 +889,11 @@
Note that hitting <Tab> while entering a menu name after a menu command may
be used to complete the name of the menu item.
+It is not allowed to change menus while listing them. *E1310*
+This doesn't normally happen, only when, for example, you would have a timer
+callback define a menu and the user lists menus in a way it shows
+|more-prompt|.
+
5.4 Executing Menus *execute-menus*