Omni Search Extra Field

Hello,

When i added omni search shortcode search bar work has been perfect but i can added a search bar with extra its been shown an error kindly suggest me what i can do i am stuck that issue.

jquery-migrate.min.js?ver=1.4.1:2 JQMIGRATE: Migrate is installed, version 1.4.1

Uncaught ReferenceError: sortOrder is not defined version 1.4.1 idx-omnibar.min.js?ver=4.7.3:1 
    at notOnList (idx-omnibar.min.js?ver=4.7.3:1)
    at advancedList (idx-omnibar.min.js?ver=4.7.3:1)
    at HTMLFormElement.runSearch (idx-omnibar.min.js?ver=4.7.3:1)
notOnList @ idx-omnibar.min.js?ver=4.7.3:1
advancedList @ idx-omnibar.min.js?ver=4.7.3:1
runSearch @ idx-omnibar.min.js?ver=4.7.3:1