J3.x

Validation error on creating a menu entry

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Joomla! 
3.4.2

In Joomla 3.4.2 we improved our Core Validation JavaScript.

Errors reported

https://github.com/joomla/joomla-cms/issues/7309
https://github.com/joomla/joomla-cms/issues/7308

Versions affected

General Information

This pertains only to Joomla! version(s): 3.4.2

What is the cause

You can't add the new entry to the menu.

How to fix

Apply the patch https://github.com/joomla/joomla-cms/pull/7317.diff.
This will be included in Joomla 3.4.3