v3.2.0: added an extra check on imp question completion logic

core/src/main/java/com/shatteredpixel/shatteredpixeldungeon/actors/mobs/npcs/Imp.java

@@ -276,7 +276,7 @@ public class Imp extends NPC {
 		}
 		
 		public static boolean isCompleted() {
-			return completed;
+			return spawned && completed;
 		}
 	}
 }