ERROR_CLUSTER_INVALID_STRING_TERMINATION 0x8007171C

Error code 5916 · HRESULT 0x8007171C

WINDOWS

An input string of characters is not properly terminated.

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_CLUSTER_INVALID_STRING_TERMINATION is a Windows error code (system error 5916, returned as HRESULT 0x8007171C) reported by Windows. Its official message is: “An input string of characters is not properly terminated.”

How to fix ERROR_CLUSTER_INVALID_STRING_TERMINATION

  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_CLUSTER_INVALID_STRING_FORMATERROR_CLUSTER_INVALID_IPV6_NETWORKERROR_CLUSTER_INVALID_IPV6_TUNNEL_NETWORKERROR_CLUSTER_INVALID_SECURITY_DESCRIPTORERROR_CLUSTER_REGISTRY_INVALID_FUNCTIONERROR_CLUSTER_PARTIAL_SENDERROR_CLUSTER_DATABASE_TRANSACTION_IN_PROGRESS

Source: Microsoft WinError.h

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