added note for image version ID distinction requirements

Author: ericd-mst-github

articles/virtual-machines/linux/image-builder-json.md

@@ -4,7 +4,7 @@ description: Learn how to create a Bicep file or ARM template JSON template to u
 author: kof-f
 ms.author: kofiforson
 ms.reviewer: erd
-ms.date: 05/17/2023
+ms.date: 07/17/2023
 ms.topic: reference
 ms.service: virtual-machines
 ms.subservice: image-builder
@@ -885,6 +885,10 @@ an Azure Compute Gallery is made up of:
 
 Before you can distribute to the gallery, you must create a gallery and an image definition, see [Create a gallery](../create-gallery.md).
 
+> [!NOTE]
+> The image version ID needs to be distinct or different from any image versions that are in the existing Azure Compute Gallery.
+
+
 # [JSON](#tab/json)
 
 ```json