diff --git a/app/default-objects/DefaultDungeons.ts b/app/default-objects/DefaultDungeons.ts
index b2a4135..3915d28 100644
--- a/app/default-objects/DefaultDungeons.ts
+++ b/app/default-objects/DefaultDungeons.ts
@@ -7,6 +7,7 @@ export class DefaultDungeons {
   }
   static fromJSON(str: string) :DefaultDungeons {
     const obj = JSON.parse(str);
+    //console.log(obj);
     const retval =  new DefaultDungeons();
     retval.version = obj.version;
     retval.data = DefaultDungeonsData.fromObject(obj.data);
@@ -30,8 +31,9 @@ export class DefaultDungeonsData {
   static fromObject(obj:any):DefaultDungeonsData {
     const data = new DefaultDungeonsData();
     const keys = Object.keys(data);
+    console.log(obj);
     for(const key of keys){
-      if(obj[key]) {
+      if(obj[key]!==undefined) {
         data[key].setFromObject(obj[key]);
       }
     }
@@ -72,7 +74,7 @@ export class Dungeon {
   setFromObject(obj:any): void{
     const keys = Object.keys(this);
     for(const key of keys) {
-      if(obj[key]) {
+      if(obj[key]!==undefined) {
         this[key] = obj[key];
       }
     }
diff --git a/app/default-objects/DefaultGameSaves.ts b/app/default-objects/DefaultGameSaves.ts
index 368d255..bbee947 100644
--- a/app/default-objects/DefaultGameSaves.ts
+++ b/app/default-objects/DefaultGameSaves.ts
@@ -32,7 +32,7 @@ export class DefaultGameSavesData {
     const data = new DefaultGameSavesData();
     const keys = Object.keys(data);
     for(const key of keys){
-      if(obj[key]) {
+      if(obj[key]!==undefined) {
         data[key] = Game.fromObject(obj[key]);
       }
     }
diff --git a/app/default-objects/DefaultItems.ts b/app/default-objects/DefaultItems.ts
index 358e442..340d04b 100644
--- a/app/default-objects/DefaultItems.ts
+++ b/app/default-objects/DefaultItems.ts
@@ -50,7 +50,7 @@ export class DefaultItemsData {
     const data = new DefaultItemsData();
     const keys = Object.keys(data);
     for(const key of keys){
-      if(obj[key]) {
+      if(obj[key]!==undefined) {
         data[key] = obj[key];
       }
     }
diff --git a/app/default-objects/DefaultMap.ts b/app/default-objects/DefaultMap.ts
index 70763bc..2f1dfd6 100644
--- a/app/default-objects/DefaultMap.ts
+++ b/app/default-objects/DefaultMap.ts
@@ -19,11 +19,11 @@ export abstract class DefaultMapData implements IDefaultMapData{
     if(data[world][mapkey] !== null && typeof data[world][mapkey] ==='object' ) {
       const keys = Object.keys(data[world][mapkey]);
       for (const key of keys) {
-        if (obj[world] && obj[world][mapkey] && obj[world][mapkey][key]) {
+        if (obj[world] && obj[world][mapkey] && obj[world][mapkey][key]!==undefined) {
           data[world][mapkey][key] = obj[world][mapkey][key];
         }
       }
-    } else if(obj[world] && obj[world][mapkey]) {
+    } else if(obj[world] && obj[world][mapkey]!==undefined) {
       data[world][mapkey] = obj[world][mapkey];
     }
     return data;
diff --git a/app/default-objects/DefaultSettings.ts b/app/default-objects/DefaultSettings.ts
index 6beb7c2..5a05513 100644
--- a/app/default-objects/DefaultSettings.ts
+++ b/app/default-objects/DefaultSettings.ts
@@ -28,7 +28,7 @@ export class DefaultSettingsData {
     const data = new DefaultSettingsData();
     const keys = Object.keys(data);
     for(const key of keys){
-      if(obj[key]) {
+      if(obj[key]!==undefined) {
         data[key] = obj[key];
       }
     }
diff --git a/app/tests/default-objects/DefaultDungeons.spec.js b/app/tests/default-objects/DefaultDungeons.spec.js
index de024d0..be16cb3 100644
--- a/app/tests/default-objects/DefaultDungeons.spec.js
+++ b/app/tests/default-objects/DefaultDungeons.spec.js
@@ -14,12 +14,13 @@ describe('DefaultDungeons', () => {
     expect(dungeons.data.ep.boss).toEqual(true);
   });
   it('should load items from JSON even if json is incomplete', () => {
-    const json = {'version':'0.0.1', 'data':{'dp':{'boss':true, 'crystal':0, 'chests':4, 'map':false, 'compass':false, 'bosskey':false, 'smallkeys':0, 'medallion':0}, 'toh':{'boss':false, 'crystal':0, 'chests':4, 'map':false, 'compass':false, 'bosskey':false, 'smallkeys':0, 'medallion':0}, 'aga':{'boss':false, 'crystal':0, 'chests':0, 'map':false, 'compass':false, 'bosskey':false, 'smallkeys':0, 'medallion':0}, 'pod':{'boss':false, 'crystal':0, 'chests':7, 'map':false, 'compass':false, 'bosskey':false, 'smallkeys':0, 'medallion':0}, 'sp':{'boss':false, 'crystal':0, 'chests':8, 'map':false, 'compass':false, 'bosskey':false, 'smallkeys':0, 'medallion':0}, 'sw':{'boss':false, 'crystal':0, 'chests':4, 'map':false, 'compass':false, 'bosskey':false, 'smallkeys':0, 'medallion':0}, 'tt':{'boss':false, 'crystal':0, 'chests':6, 'map':false, 'compass':false, 'bosskey':false, 'smallkeys':0, 'medallion':0}, 'ip':{'boss':false, 'crystal':0, 'chests':5, 'map':false, 'compass':false, 'bosskey':false, 'smallkeys':0, 'medallion':0}, 'mm':{'boss':false, 'crystal':0, 'chests':4, 'map':false, 'compass':false, 'bosskey':false, 'smallkeys':0, 'medallion':0}, 'tr':{'boss':false, 'crystal':0, 'chests':7, 'map':false, 'compass':false, 'bosskey':false, 'smallkeys':0, 'medallion':0}, 'gt':{'boss':false, 'crystal':0, 'chests':22, 'map':false, 'compass':false, 'bosskey':false, 'smallkeys':0, 'medallion':0}}};
+    const json = {'version':'0.0.1', 'data':{'dp':{'boss':true, 'crystal':0, 'chests':0, 'map':false, 'compass':false, 'bosskey':false, 'smallkeys':0, 'medallion':0}, 'toh':{'boss':false, 'crystal':0, 'chests':4, 'map':false, 'compass':false, 'bosskey':false, 'smallkeys':0, 'medallion':0}, 'aga':{'boss':false, 'crystal':0, 'chests':0, 'map':false, 'compass':false, 'bosskey':false, 'smallkeys':0, 'medallion':0}, 'pod':{'boss':false, 'crystal':0, 'chests':7, 'map':false, 'compass':false, 'bosskey':false, 'smallkeys':0, 'medallion':0}, 'sp':{'boss':false, 'crystal':0, 'chests':8, 'map':false, 'compass':false, 'bosskey':false, 'smallkeys':0, 'medallion':0}, 'sw':{'boss':false, 'crystal':0, 'chests':4, 'map':false, 'compass':false, 'bosskey':false, 'smallkeys':0, 'medallion':0}, 'tt':{'boss':false, 'crystal':0, 'chests':6, 'map':false, 'compass':false, 'bosskey':false, 'smallkeys':0, 'medallion':0}, 'ip':{'boss':false, 'crystal':0, 'chests':5, 'map':false, 'compass':false, 'bosskey':false, 'smallkeys':0, 'medallion':0}, 'mm':{'boss':false, 'crystal':0, 'chests':4, 'map':false, 'compass':false, 'bosskey':false, 'smallkeys':0, 'medallion':0}, 'tr':{'boss':false, 'crystal':0, 'chests':7, 'map':false, 'compass':false, 'bosskey':false, 'smallkeys':0, 'medallion':0}, 'gt':{'boss':false, 'crystal':0, 'chests':22, 'map':false, 'compass':false, 'bosskey':false, 'smallkeys':0, 'medallion':0}}};
     const dungeons = DefaultDungeons.fromJSON(JSON.stringify(json));
 
     expect(dungeons.data.ep).toBeDefined();
     expect(dungeons.data.ep.boss).toEqual(false);
     expect(dungeons.data.dp.boss).toEqual(true);
+    expect(dungeons.data.dp.chests).toEqual(0);
   });
   it('should make a copy', () => {
     const dungeons1 = new DefaultDungeonsData();