It's saying drip tray not fitted

It was pulled apart and put back together a screw was misplaced and now it's saying drip tray not fitted error, unsure where the screw went or came from just know that 1 is missing. What screws missing could cause this error directly?

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

crwdns2934109:0crwdne2934109:0

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