■ You tried to assign a key combination to a top-level
menu title that is not a command. Only menu items
can have shortcut keys assigned to them.
■ Possible solutions:
• Use the keyboard or mouse to open the Shortcut Key list
and select "(none)" or type "(" to select the first item
in the list.
┌───┐
• Press Alt+R or choose │ ► │ to make the menu title a
submenu. └───┘
■ If you need additional help, move the cursor to a keyword
and press F1 to open the Help window.