ERROR_CHILD_WINDOW_MENU 0x8007059C

Error code 1436 · HRESULT 0x8007059C

WINDOWS

Child windows cannot have menus.

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_CHILD_WINDOW_MENU is a Windows error code (system error 1436, returned as HRESULT 0x8007059C) reported by Windows. Its official message is: “Child windows cannot have menus.”

How to fix ERROR_CHILD_WINDOW_MENU

  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_CHILD_MUST_BE_VOLATILEERROR_CHILD_PROCESS_BLOCKEDERROR_CHILD_NOT_COMPLETEERROR_DESTROY_OBJECT_OF_OTHER_THREADERROR_NO_SYSTEM_MENUERROR_LB_WITHOUT_TABSTOPS

Source: Microsoft WinError.h

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