ERROR_DATA_CHECKSUM_ERROR 0x80070143

Error code 323 · HRESULT 0x80070143

WINDOWS

A data integrity checksum error occurred. Data in the file stream is corrupt.

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_DATA_CHECKSUM_ERROR is a Windows error code (system error 323, returned as HRESULT 0x80070143) reported by Windows. Its official message is: “A data integrity checksum error occurred. Data in the file stream is corrupt.”

How to fix ERROR_DATA_CHECKSUM_ERROR

  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_DATA_NOT_ACCEPTEDERROR_DATA_LOST_REPAIRERROR_DEVICE_NO_RESOURCESERROR_INTERMIXED_KERNEL_EA_OPERATIONERROR_DEVICE_UNREACHABLEERROR_INSTALL_FAILUREERROR_INSTALL_ALREADY_RUNNINGRPC_S_SERVER_UNAVAILABLE

Source: Microsoft WinError.h

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