shootfast1
Hi
I shared the site information with development team to check it, kindly allow me for some time and we will update you as soon as possible.
UPDATE : Kindly increase the max_input_vars value to 3500 or more at this time its 1000 and loaded variable are 3000+
http://prntscr.com/ksjb2r
You can change it from php.ini file on your server or ask the hosting provider to increase it, once done, kindly check the event saving.
Regards