go to your system folder/iteminfo.lua then see if there is #2270 existing, and if there is nothing you can create a new one. like this
[2270] = {
unidentifiedDisplayName = "Mask",
unidentifiedResourceName = "¸¶½ºÅ©",
unidentifiedDescriptionName = { "Unknown Item, can be identified by using a ^6666CCMagnifier^000000." },
identifiedDisplayName = "Romantic Leaf",
identifiedResourceName = "Ç®ÀÙ",
identifiedDescriptionName = {
"A slender leaf that is placed in the mouth for a seductive look.",
"Reduces damage from ^6666CCPlant^000000 monsters by 3%.",
"Class:^6666CC Headgear^000000",
"Defense:^0000FF 0^000000",
"Position:^6666CC Lower^000000",
"Weight:^009900 10^000000",
"Jobs:^6666CC All except Novice^000000"
},
slotCount = 0,
ClassNum = 57
},