By creating a menu item in Joomla 2.5 an error may occur, if a menu item has the same "Menu Title" or "Alias"  like a other created menu item. In this case the following error appears:

Save failed with the following error: Another menu item with the same parent has this alias

This Tutorial shows you, how you can build a multi-language website in Joomla 2.5 with FaLang, a fork of Joom!Fish.

Joom!Fish is one of the most used components for the creation of multi-language websites with Joomla 1.5. But unfortunately, Joomfish isn't enhanced for Joomla 2.5. Because of that, we want recommend you a alternative multi-language component for Joomla 2.5, called FaLang.