ERROR_DS_SOURCE_DOMAIN_IN_FOREST 0x80072156

Error code 8534 · HRESULT 0x80072156

WINDOWS

The source domain may not be in the same forest as destination.

Windows troubleshooting diagram: Device Manager warning and a system file scan
Windows errors: check drivers, system files and Event Viewer, in that order.

What it means

ERROR_DS_SOURCE_DOMAIN_IN_FOREST is a Windows error code (system error 8534, returned as HRESULT 0x80072156) reported by Windows. Its official message is: “The source domain may not be in the same forest as destination.”

How to fix ERROR_DS_SOURCE_DOMAIN_IN_FOREST

  1. Reboot once — many one-off system codes disappear with a clean restart
  2. Repair system files: 'sfc /scannow' then 'DISM /Online /Cleanup-Image /RestoreHealth'
  3. Find the source in Event Viewer → System: filter for this exact code and open its provider link

Related errors

ERROR_DS_SOURCE_AUDITING_NOT_ENABLEDERROR_DS_DESTINATION_DOMAIN_NOT_IN_FORESTERROR_DS_NO_PKT_PRIVACY_ON_CONNECTIONERROR_DS_DESTINATION_AUDITING_NOT_ENABLEDERROR_DS_INIT_FAILUREERROR_DS_CANT_STARTERROR_DS_CANT_FIND_DC_FOR_SRC_DOMAIN

Source: Microsoft WinError.h

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