ERROR_PRINTER_ALREADY_EXISTS 0x8007070A

Error code 1802 · HRESULT 0x8007070A

WINDOWS

The printer already exists.

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_PRINTER_ALREADY_EXISTS is a Windows error code (system error 1802, returned as HRESULT 0x8007070A) reported by Windows. Its official message is: “The printer already exists.”

How to fix ERROR_PRINTER_ALREADY_EXISTS

  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_PRINTER_DRIVER_ALREADY_INSTALLEDERROR_PRINTER_DELETEDERROR_PRINTER_DRIVER_IN_USEERROR_PRINTER_HAS_JOBS_QUEUEDERROR_INVALID_PRINTER_NAMEERROR_INVALID_PRINTER_COMMANDERROR_INVALID_PRIORITY

Source: Microsoft WinError.h

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