ERROR_APPCONTAINER_REQUIRED 0x8007109B

Error code 4251 · HRESULT 0x8007109B

WINDOWS

This application can only run in the context of an app container.

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_APPCONTAINER_REQUIRED is a Windows error code (system error 4251, returned as HRESULT 0x8007109B) reported by Windows. Its official message is: “This application can only run in the context of an app container.”

How to fix ERROR_APPCONTAINER_REQUIRED

  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_NOT_APPCONTAINERERROR_NOT_SUPPORTED_IN_APPCONTAINERERROR_INVALID_PACKAGE_SID_LENGTH0x800F09500x800F0954WU_E_DOWNLOAD_FAILEDWU_E_NOT_APPLICABLEWU_E_PT_WINHTTP_NAME_NOT_RESOLVED

Source: Microsoft WinError.h

Last updated: