Zero-XAtlas
Workspace
ConfigMgr (Enterprise subscription only)Verify fixes (Enterprise subscription only)Case log (Enterprise subscription only)Add a code (Enterprise subscription only)On-premises edition
Help
0x000020CB

ERROR_DS_EXISTS_IN_POSS_SUP

Schema deletion failed: class is used as poss superior.

win32decimal 8395

Matched as: the code as given (hex)

Log a case with no specific solution
(Enterprise subscription only)

Source: System Error Codes (8200-8999) - Win32 apps · CC-BY-4.0 (MicrosoftDocs/sdk-api, repo license verified 2026-10-09) · retrieved 2026-10-09