Error Code Portal
MicrosoftWindows Win32Error code

5900

ERROR_CLUSTER_CANT_CREATE_DUP_CLUSTER_NAME

Alternative forms: 0x0000170C · 0x170C · ERROR_CLUSTER_CANT_CREATE_DUP_CLUSTER_NAME · 0x8007170C

What does this code mean?

Code 5900 · An issue reported by Windows Win32.

Official explanation · Original text

A cluster cannot be created with the specified cluster name because that cluster name is already in use. Specify a different name for the cluster.

Troubleshooting and diagnostic links

First check that the document's product, version, and environment match your situation.

Source and terms of use

System Error Codes (4000-5999) (WinError.h) ↗

Creator: Microsoft and MicrosoftDocs contributors
License: Creative Commons Attribution 4.0 International
Checked on: 2026-11-12

Modifications: Extracted numeric codes, symbolic names and English message text; converted Markdown/HTML to plain text and normalized whitespace; added Korean product context, namespace labels, status classification and separately labeled official links. No machine translation of message text.

Source details · Original licenses and notices