---
title: "VmInstanceUuidConflictEvent"
description: "This event records a conflict of virtual machine instance UUIDs. The instance UUID of the VM conflicts with the instance UUID assigned to another VM. Refer to this VMware KB article 1002403 and VMware KB article 1541 for more information."
canonical: "https://helpcenter.veeam.com/docs/mp/kb/vminstanceuuidconflictevent.html"
breadcrumb: "Veeam MP for VMware Online Knowledge Base > Event-Based Rules > Virtual Machine Error > VmInstanceUuidConflictEvent"
dateModified: "2026-09-10"
---

# VmInstanceUuidConflictEvent

## Summary

This event records a conflict of virtual machine instance UUIDs.

## Causes

The instance UUID of the VM conflicts with the instance UUID assigned to another VM.

## Resolutions

Refer to this [VMware KB article 1002403](https://developer.broadcom.com/xapis/virtual-infrastructure-json-api/latest/data-structures/VmInstanceUuidConflictEvent/) and [VMware KB article 1541](http://kb.vmware.com/kb/1541) for more information.

## External

Refer to the [VMware Online Documentation](https://techdocs.broadcom.com/) for more information.