ERROR_SXS_XML_E_COMMENTSYNTAX 0x800736CF

Error code 14031 · HRESULT 0x800736CF

WINDOWS

Manifest Parse Error : Incorrect syntax was used in a comment.

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_COMMENTSYNTAX is a Windows error code (system error 14031, returned as HRESULT 0x800736CF) reported by Windows. Its official message is: “Manifest Parse Error : Incorrect syntax was used in a comment.”

How to fix ERROR_SXS_XML_E_COMMENTSYNTAX

  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_BADSTARTNAMECHARERROR_SXS_XML_E_MISSINGQUOTEERROR_SXS_XML_E_BADNAMECHARERROR_SXS_XML_E_BADCHARINSTRINGERROR_SXS_POLICY_PARSE_ERRORERROR_SXS_FILE_HASH_MISMATCHERROR_SXS_DUPLICATE_ASSEMBLY_NAME

Source: Microsoft WinError.h

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