ERROR_WINDOW_NOT_COMBOBOX 0x8007058F
Error code 1423 · HRESULT 0x8007058F
The window is not a combo box.
What it means
ERROR_WINDOW_NOT_COMBOBOX is a Windows error code (system error 1423, returned as HRESULT 0x8007058F) reported by Windows. Its official message is: “The window is not a combo box.”
How to fix ERROR_WINDOW_NOT_COMBOBOX
- Reboot once — many one-off system codes disappear with a clean restart
- Repair system files: 'sfc /scannow' then 'DISM /Online /Cleanup-Image /RestoreHealth'
- Find the source in Event Viewer → System: filter for this exact code and open its provider link
Related errors
Source: Microsoft WinError.h
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