Google Chrome can't run in xvfb because extension "RANDR" missing -

i try run google chrome on xvfb display, google show error randr extension. problem added randr xvfb , loaded it. steps are:

run xvfb server using command:

xvfb :1 -screen 0 1280x1024x24 +extension randr
this command give me output loaded rand module

initializing built-in extension generic event extension initializing built-in extension shape initializing built-in extension mit-shm initializing built-in extension xinputextension initializing built-in extension xtest initializing built-in extension big-requests initializing built-in extension sync initializing built-in extension xkeyboard initializing built-in extension xc-misc initializing built-in extension security initializing built-in extension xinerama initializing built-in extension xfixes initializing built-in extension render initializing built-in extension randr initializing built-in extension composite initializing built-in extension damage initializing built-in extension mit-screen-saver initializing built-in extension double-buffer initializing built-in extension record initializing built-in extension dpms initializing built-in extension x-resource initializing built-in extension xvideo initializing built-in extension xvideo-motioncompensation [dix] not init font path element /var/lib/defoma/x-ttcidfont-conf.d/dirs/truetype, removing list!
run in other terminal:

export display=:1 && google-chrome
chrome outut terminal:

xlib: extension "randr" missing on display ":1". created new window in existing browser session.
google chrome started in x11 session

try

env display=:1 google-chrome

Bready