dfsr - RackNotes

SYSVOL Replication Issues in Active Directory: DFSR Troubleshooting (Windows Server 2025)

June 15, 2026 by racknotes

SYSVOL replication issues active directory — DFSR troubleshooting diagram showing AD replication vs DFSR subsystems on Windows Server 2025

12 min readSYSVOL replication failures break Group Policy silently while AD replication looks healthy. How to diagnose DFSR failures, fix Event 2213 and 4012, and run authoritative restore on Windows Server 2025.

Active Directory Replication Not Working: How to Diagnose and Fix (Windows Server 2025)

June 14, 2026 by racknotes

(image)Active directory replication not working — repadmin diagnostic workflow on Windows Server 2025

12 min readWhen active directory replication is not working, broken AD can run silently for hours before authentication or Group Policy failures surface. This guide covers every error code, event ID, and recovery scenario — from Error 1722 and time skew to lingering objects and USN rollback.