Lowering stats below item requirement unequips and removes item from map correctly

src/engine/objects/CharacterItemManager.java

@@ -1400,6 +1400,7 @@ public class CharacterItemManager {
 
             if (!ItemManager.validForSkills(item, pc.getSkills())) {
                 this.forceToInventory(slot, item, pc, initialized);
+                this.equipped.remove(slot);
                 pc.applyBonuses();
             }
         }