diff --git a/projects/common/src/fm/services/item.service.ts b/projects/common/src/fm/services/item.service.ts
index 63d5355..c302639 100644
--- a/projects/common/src/fm/services/item.service.ts
+++ b/projects/common/src/fm/services/item.service.ts
@@ -154,7 +154,7 @@ export class ItemService {
 
   putItemFile(item: IItem, jsonObject: any): Observable<IItem> {
     const formData = new FormData();
-    const file = new File([JSON.stringify(jsonObject)], 'data.dat', {type: 'application/json'});
+    const file = new File([JSON.stringify(jsonObject, undefined, '\t')], 'data.dat', {type: 'application/json'});
     formData.append('file', file);
     return this.httpClient.put<any>(`${this.ApiEndpoint()}/api/v1/items/${item.code}/data`, formData);
   }
diff --git a/projects/common/src/fm/services/itemtype.service.ts b/projects/common/src/fm/services/itemtype.service.ts
index cc06612..6887532 100644
--- a/projects/common/src/fm/services/itemtype.service.ts
+++ b/projects/common/src/fm/services/itemtype.service.ts
@@ -27,7 +27,7 @@ export class ItemTypeService {
 
      getExtraAttributes(itemType: string) {
       let extraAttributes = null;
-      if (this.itemTypes[itemType]) extraAttributes = this.itemTypes[itemType].extraAttributes;
+      if (this.itemTypes[itemType] && this.itemTypes[itemType].extraAttributes) extraAttributes = this.itemTypes[itemType].extraAttributes;
       return extraAttributes;
     }