hey !
i’m ashamed about my self today i did just a stupide mistake
i needed to free up some space for elasticsearch cauz it’s stops working !
and what i did ?
yes i removed some " Message journal files" /var/lib/graylog-server/journal and i have no snapshot in my VM and no internet connexion too , please any solution 
. ?
He
that journal will be re-created if you restart Graylog - so what is your exact question?