TypeError: undefined is not a function
at Function.ItemManager.initSlotUpgradeNotes (/C:/Users/Ficen/Documents/Games/%E6%97%B6%E5%85%89%E9%A3%8E%E5%B8%86/js/plugins/YEP_X_ItemUpgradeSlots.js:308)
at Function.DataManager.processUpgradeNotetags1 (/C:/Users/Ficen/Documents/Games/%E6%97%B6%E5%85%89%E9%A3%8E%E5%B8%86/js/plugins/YEP_X_ItemUpgradeSlots.js:255)
at Function.DataManager.isDatabaseLoaded (/C:/Users/Ficen/Documents/Games/%E6%97%B6%E5%85%89%E9%A3%8E%E5%B8%86/js/plugins/YEP_X_ItemUpgradeSlots.js:243)
at Function.DataManager.isDatabaseLoaded (/C:/Users/Ficen/Documents/Games/%E6%97%B6%E5%85%89%E9%A3%8E%E5%B8%86/js/plugins/YEP_X_ItemDurability.js:561)
at Function.DataManager.isDatabaseLoaded (/C:/Users/Ficen/Documents/Games/%E6%97%B6%E5%85%89%E9%A3%8E%E5%B8%86/js/plugins/YEP_ItemSynthesis.js:327)
at Function.DataManager.isDatabaseLoaded (/C:/Users/Ficen/Documents/Games/%E6%97%B6%E5%85%89%E9%A3%8E%E5%B8%86/js/plugins/YEP_ShopMenuCore.js:223)
at Function.DataManager.isDatabaseLoaded (/C:/Users/Ficen/Documents/Games/%E6%97%B6%E5%85%89%E9%A3%8E%E5%B8%86/js/plugins/YEP_EquipCore.js:239)
at Function.DataManager.isDatabaseLoaded (/C:/Users/Ficen/Documents/Games/%E6%97%B6%E5%85%89%E9%A3%8E%E5%B8%86/js/plugins/YEP_X_ChangeBattleEquip.js:88)
at Function.DataManager.isDatabaseLoaded (/C:/Users/Ficen/Documents/Games/%E6%97%B6%E5%85%89%E9%A3%8E%E5%B8%86/js/plugins/YEP_X_EquipRequirements.js:258)
at Function.DataManager.isDatabaseLoaded (/C:/Users/Ficen/Documents/Games/%E6%97%B6%E5%85%89%E9%A3%8E%E5%B8%86/js/plugins/YEP_WeaponAnimation.js:166)