ERROR_SXS_DUPLICATE_ASSEMBLY_NAME 0x800736CB

Error code 14027 · HRESULT 0x800736CB

WINDOWS

Two or more components referenced directly or indirectly by the application manifest are different versions of the same component which is not permitted.

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_DUPLICATE_ASSEMBLY_NAME is a Windows error code (system error 14027, returned as HRESULT 0x800736CB) reported by Windows. Its official message is: “Two or more components referenced directly or indirectly by the application manifest are different versions of the same component which is not permitted.”

How to fix ERROR_SXS_DUPLICATE_ASSEMBLY_NAME

  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_DUPLICATE_PROGIDERROR_SXS_DUPLICATE_TLBIDERROR_SXS_DUPLICATE_IIDERROR_SXS_DUPLICATE_CLSIDERROR_SXS_FILE_HASH_MISMATCHERROR_SXS_POLICY_PARSE_ERRORERROR_SXS_XML_E_MISSINGQUOTE

Source: Microsoft WinError.h

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