illustrator stuck to item

Hello,

I have been working in file and i dont know what i clicked the work has been showing one group item i have clicked as isolated but its not isolated ( i tried to exit the isolation mood  and its not the sulution)

as you can see every other art objects are grey or filterd out eccept for the item i clicked by mistake

could you please help to have a normal work file, fyi i can not download newer virsion of the illustrator my macpro is not updated

thanks,