THIEVES broke into a Tesco supermarket and tried to steal the safe.
They broke into the shop, in Mandeville Way, Basildon at about 12.15am on June 20 by forcing the back door.
Once inside, they tried to creep in the area where the safe was kept, but tripped the alarm and fled the scene.
Essex Police are waiting to find out if Tesco have CCTV of the incident.
Anyone with information about the burglary should contact Essex Police on 101 or Crimestoppers anonymously on 0800 555 111.