Light meter not responding

The light meter only shows a 1 if i turn the exposure to maximum it does give a 2 but goes back to 1 if i lower it, any help fixing this issue would be helpful

crwdns2934089:0crwdne2934089:0 crwdns2934093:0crwdne2934093:0

crwdns2934109:0crwdne2934109:0

crwdns2889612:0crwdne2889612:0 0
crwdns2934285:0crwdne2934285:0