ERROR_SXS_XML_E_BADXMLDECL 0x800736E8

Error code 14056 · HRESULT 0x800736E8

WINDOWS

Manifest Parse Error : Invalid xml declaration.

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_SXS_XML_E_BADXMLDECL is a Windows error code (system error 14056, returned as HRESULT 0x800736E8) reported by Windows. Its official message is: “Manifest Parse Error : Invalid xml declaration.”

How to fix ERROR_SXS_XML_E_BADXMLDECL

  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_SXS_XML_E_INVALIDATROOTLEVELERROR_SXS_XML_E_MISSINGROOTERROR_SXS_XML_E_MULTIPLEROOTSERROR_SXS_XML_E_UNEXPECTEDEOFERROR_SXS_XML_E_DUPLICATEATTRIBUTEERROR_SXS_XML_E_BADPEREFINSUBSETERROR_SXS_XML_E_UNCLOSEDTAG

Source: Microsoft WinError.h

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