Commented Unassigned: Multiple instance of ChildWindow in 2.0.0 version [19854]

The ChildWindow close button disappear if we open multiple child window in same control or in different tabs. This was working fine in version 1.4.0.
Comments: ** Comment from web user: SourabhJain **

When this v2.1 will be available for Community Edition as of now there is no link to download this version.