promote type upgraded to class type.

src/engine/objects/PlayerCharacter.java

@@ -4565,7 +4565,7 @@ public class PlayerCharacter extends AbstractCharacter {
         this.absRace = Enum.MonsterType.valueOf(race);
 
         if(this.promotionClass != null)
-            this.absClass = Enum.PromoteType.valueOf(this.getPromotionClass().getName());
+            this.absClass = ClassType.valueOf(this.getPromotionClass().getName());
 
         if(this.isMale())
             this.absGender = SexType.MALE;