Drag and drop a block into XhtmlString property of other language page caused an issue

Fixed in

EPiServer.CMS.Core 12.14.0

(Or a related package)

Created

Mar 14, 2023

Updated

Oct 30, 2025

Area

CMS UI

State

Closed

Description

Fixed an issue that caused ArgumentNullException in EPiServer.RuntimeModelExtensions.GetOriginalType(object subject) if you dragged and dropped a block into the Main Body XhtmlString property of other language page.