Merge pull request #5709 from Citadel-Station-13/upstream-merge-35977

[MIRROR] Fix bogus var access

code/game/gamemodes/game_mode.dm

@@ -373,6 +373,9 @@
 	var/msg = "<span class='boldnotice'>Roundstart logout report\n\n</span>"
 	for(var/i in GLOB.mob_living_list)
 		var/mob/living/L = i
+		var/mob/living/carbon/C = L
+		if (istype(C) && !C.last_mind)
+			continue  // never had a client
 
 		if(L.ckey && !GLOB.directory[L.ckey])
 			msg += "<b>[L.name]</b> ([L.ckey]), the [L.job] (<font color='#ffcc00'><b>Disconnected</b></font>)\n"
@@ -474,4 +477,4 @@
 	if(EMERGENCY_ESCAPED_OR_ENDGAMED)
 		SSticker.news_report = STATION_EVACUATED
 		if(SSshuttle.emergency.is_hijacked())
-			SSticker.news_report = SHUTTLE_HIJACK
+			SSticker.news_report = SHUTTLE_HIJACK