crwdns2933897:0crwdne2933897:0

Why isn't my process system responding?

My lg g5 turns on but when I unlock it, the lock screen goes away but the image of the lock screen freezes, a few seconds go by and the sign "Process system isn't responding" appears, what can I do to fix it?

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

crwdns2934109:0crwdne2934109:0

crwdns2853045:0crwdne2853045:0 crwdns2853046:0crwdne2853046:0
crwdns2889612:0crwdne2889612:0 1
crwdns2934285:0crwdne2934285:0