javascript - Uncaught TypeError: Cannot read property 'split' of undefined in wordpress -

javascript - Uncaught TypeError: Cannot read property 'split' of undefined in wordpress -

i having issues website vertolanguages.com

i have installed ninja forms , modal form addon , works on pages: http://vertolanguages.com/how-it-works/

but not on others: http://vertolanguages.com/pricing/

the error found is:

uncaught typeerror: cannot read property 'split' of undefined

the error on line 184 of js_composer_front.js

ver = jquery.ui ? jquery.ui.version.split('.') : '1.10',

does have suggestions? many in advance

jquery.ui.version undefined, problem lies elsewhere. can't phone call function on undefined object. more proper way of calling be:

ver = jquery.ui.version ? jquery.ui.version.split('.') : '1.10',

javascript jquery wordpress