Cdx Error - 0x3 1 Exclusive

An "exclusive" lock on a temporary RDP file or profile folder preventing the session from loading.

The (1 exclusive) suffix indicates that the application or command attempted to —i.e., it demanded sole control over the DBF and its associated CDX file. The error occurred during that exclusive-open attempt. cdx error 0x3 1 exclusive

: For those on the Xbox app, logging out of both the Xbox app and the Microsoft Store, then logging back in and rebooting, has been reported as a successful fix. An "exclusive" lock on a temporary RDP file

Some drivers (especially Intel Gen11/12) mishandle exclusive heap access requests, returning 0x3 1 even when synchronization is correct. then logging back in and rebooting