RS PageBuilder Components not opening. - Joomla! Forum - community, help and support

i using rs page builder plugin , facing below issue:

when add portfolio filter page, , save it. works single object in portfolio.

when edit again, add item , save. after doesnt allow me edit portfolio again.

the popup opens , closes down page refresh. facing issue 1 isntance.

is there component can causing issue? please suggest

did try ask rs pagebuilder author? btw, make sure you're using latest version.