ERROR_SXS_UNKNOWN_ENCODING_GROUP 0x800736BC

Error code 14012 · HRESULT 0x800736BC

WINDOWS

The encoding group identifier specified is not recognized.

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_UNKNOWN_ENCODING_GROUP is a Windows error code (system error 14012, returned as HRESULT 0x800736BC) reported by Windows. Its official message is: “The encoding group identifier specified is not recognized.”

How to fix ERROR_SXS_UNKNOWN_ENCODING_GROUP

  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_UNKNOWN_ENCODINGERROR_SXS_CANT_GEN_ACTCTXERROR_SXS_COMPONENT_STORE_CORRUPTERROR_SXS_PROCESS_DEFAULT_ALREADY_SETERROR_SXS_THREAD_QUERIES_DISABLEDERROR_SXS_INVALID_XML_NAMESPACE_URIERROR_SXS_WRONG_SECTION_TYPE

Source: Microsoft WinError.h

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