diff --git a/museca@asphyxia/handlers/common.ts b/museca@asphyxia/handlers/common.ts
index 81d1d3d..3442955 100644
--- a/museca@asphyxia/handlers/common.ts
+++ b/museca@asphyxia/handlers/common.ts
@@ -13,7 +13,7 @@ export const shop: EPR = async (info, data, send) => {
 
 export const common: EPR = async (info, data, send) => {
   let { music } = U.GetConfig("enable_custom_mdb")
-      ?  await processMdbData(path.normalize(U.GetConfig("custom_mdb_path")))
+      ?  await processCustomData()
       :  (await processValidData(info))
 
   if (music.length === 0) {
@@ -70,11 +70,15 @@ export const exception: EPR = async (info, data, send) => {
   send.success()
 }
 
+async function processCustomData() {
+  return processMdbData("data/custom_mdb.xml")
+}
+
 async function processValidData(info: EamuseInfo) {
   const version = parseInt(info.model.trim().substr(10), 10)
   if (version >= 2020102200) {
     // MUSECA PLUS
-    return await processCommunityPlusData();
+     processCommunityPlusData();
   } else /** if (version > 2016071300) */ {
     return await processOnePlusHalfData()
   } /** else {
diff --git a/museca@asphyxia/handlers/player.ts b/museca@asphyxia/handlers/player.ts
index dcee88c..7fb691a 100644
--- a/museca@asphyxia/handlers/player.ts
+++ b/museca@asphyxia/handlers/player.ts
@@ -15,9 +15,10 @@ export const load: EPR = async (info, data, send) => {
   }
 
   const item = _.map(profile.item, (v, k) => {
+    const id = k.replace("g", "")
     return {
       type: K.ITEM("u8", v.type),
-      id: K.ITEM("u32", parseInt(k)),
+      id: K.ITEM("u32", parseInt(id)),
       param: K.ITEM("u32", v.param)
     }
   })
@@ -98,8 +99,11 @@ export const save: EPR = async (info, data, send) => {
 
   const dbItem = (await DB.FindOne<Profile>(refid, { collection: "profile" })).item
   for(const item of $(data).elements("item.info")) {
-    dbItem[item.number("id")] = {
-      type: item.number("type"),
+    const id = item.number("id");
+    const type = item.number("type")
+    // Grafica and Mission shares same ID. Why?????  
+    dbItem[type == 16 ? `g${id}` : id] = {
+      type,
       param : item.number("param")
     }
   }
diff --git a/museca@asphyxia/index.ts b/museca@asphyxia/index.ts
index 5ff3076..e5838f4 100644
--- a/museca@asphyxia/index.ts
+++ b/museca@asphyxia/index.ts
@@ -2,6 +2,10 @@ import { common, exception, lounge, shop, hiscore, frozen } from "./handlers/com
 import { load, load_m, newProfile, save, save_m } from "./handlers/player";
 
 export function register() {
+  if(!R.DataFile) { // TODO: Better implementation.
+    return console.error("You need newer version of Core.")
+  }
+
   R.GameCode('PIX');
 
   R.Config("unlock_all_songs", {
@@ -17,11 +21,10 @@ export function register() {
     default: false,
   })
 
-  R.Config("custom_mdb_path", {
-    name: "Custom MDB PATH",
-    desc: "You need to enable Custom MDB option first. USE ABSOLUTE PATH !!",
-    type: "string",
-    default: "",
+  R.DataFile("data/custom_mdb.xml", {
+   accept: ".xml",
+   name: "Custom MDB",
+   desc: "You need to enable Custom MDB option first."
   })
 
   const Route = (method: string, handler: EPR | boolean) => {
@@ -43,6 +46,7 @@ export function register() {
   Route("new", newProfile)
   Route("save", save)
   Route("save_m", save_m)
+  //Route("save_c", save_c)
   Route("load", load)
   Route("load_m", load_m)