Dexp Masonry Grid - Settings save in view gives json output

Hi Team,

   I try to add "Dexp Masonry Grid"  format in drupal views. When I save the Settings for Dexp Masonry Grid gives some json out not save the view.

I was tried much time but still i am not geeting right way to add and save the view. But other than Dexp Masonry Grid format view works fine.

Please check below link ;……