[development] Hook_menu_alter doesn't work if menu item changed

[Earnie Boyd]

Quoting Nancy Wichmann <nan_wich at bellsouth.net>:

> This is wacky! In 5.x to change the title of a content type, all it took was
> a variable_get and a simple bit of code in hook_menu and hook_node_info. But
> in 6.x I have to jump through all kinds of hoops changing the menu? I still
> haven't succeeded in getting it to update the description in the rendered
> menu. Is there an example somewhere? I see several, but I don't have the
> "mlid"; if I have to do a query to get that, I might as well go ahead and
> keep updating the tables directly.
>

The menu is cached and is only rebuilt in certain circumstances.  This  
doesn't provide for changing a static menu that is predefined unless  
you rebuild the cache for all menu items.  This is a costly effect.

--
Earnie
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