diff --git a/project/src/models/spt/mod/NewItemDetails.ts b/project/src/models/spt/mod/NewItemDetails.ts
index 3b9c60c5..3ba66224 100644
--- a/project/src/models/spt/mod/NewItemDetails.ts
+++ b/project/src/models/spt/mod/NewItemDetails.ts
@@ -53,6 +53,7 @@ export class CreateItemResult
     constructor()
     {
         this.success = false;
+        this.errors = [];
     }
 
     success: boolean;
diff --git a/project/src/services/mod/CustomItemService.ts b/project/src/services/mod/CustomItemService.ts
index 69fc9363..2f5954d5 100644
--- a/project/src/services/mod/CustomItemService.ts
+++ b/project/src/services/mod/CustomItemService.ts
@@ -55,6 +55,9 @@ export class CustomItemService
         if (tables.templates.items[newItemId])
         {
             result.errors.push(`ItemId already exists. ${tables.templates.items[newItemId]._name}`);
+            result.success = false;
+            result.itemId = newItemId;
+
             return result;
         }