ERROR_HWNDS_HAVE_DIFF_PARENT 0x800705A1

Error code 1441 · HRESULT 0x800705A1

WINDOWS

All handles to windows in a multiple-window position structure must have the same parent.

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_HWNDS_HAVE_DIFF_PARENT is a Windows error code (system error 1441, returned as HRESULT 0x800705A1) reported by Windows. Its official message is: “All handles to windows in a multiple-window position structure must have the same parent.”

How to fix ERROR_HWNDS_HAVE_DIFF_PARENT

  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_SCREEN_ALREADY_LOCKEDERROR_NOT_CHILD_WINDOWERROR_INVALID_SPI_VALUEERROR_INSTALL_FAILEDERROR_PACKAGE_REPOSITORY_CORRUPTEDERROR_INSTALL_FIREWALL_SERVICE_NOT_RUNNINGE_UNEXPECTEDE_FAIL

Source: Microsoft WinError.h

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