Denzel Chia
Moderator
Post count: 2831
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#24988 |

Hi,

You can refer to the following articles.
They explain to you why this is happening.
http://www.wpbeginner.com/wp-tutorials/how-to-fix-the-custom-menu-items-limit-in-wordpress/
http://sevenspark.com/wordpress/menu-item-limit

Thank you