Error while adding menu item

Hi,

I’m using this plugin and we are getting below error while adding menu itesm

Warning: Invalid argument supplied for foreach() in /home/xxxxx/public_html/test/wp-content/plugins/qtranslate-x/admin/qtx_admin.php on line 14

max_input_vars is also set to 5000.

We tried everything from internet but still no hope, can you please help me in this..

Thank you.

https://wordpress.org/plugins/qtranslate-x/