[Plugin: WordPress SEO by Yoast] i can't add new post with author or editor

hello ,

when any editor or author try to add new post he get error , but admin can add posts without any problem.

i have disabled Yoast WordPress SEO plugin and tried to add new posts it worked good for all user ( admin – author or editor ).

i know the problem is from Yoast WordPress SEO

how can i fix it ?

thanks