# Data Object - VsanUnknownScanIssue(vim.vsan.upgradesystem.UnknownScanIssue)

Extends
  VsanUpgradeSystemPreflightCheckIssue
Since
  vSphere API 6.5

## Data Object Description

Preflight check encountered an object(s) that could not be processed. The object appeared to have a descriptor file that existed, but could not be understood for some reason.

Properties

Name | Type | Description
--- | --- | ---
uuids | xsd:string[] | Object UUIDs of unscanable objects
Properties inherited from VsanUpgradeSystemPreflightCheckIssue
msg
Properties inherited from DynamicData
None

Show WSDL type definition
<complexType xmlns="http://www.w3.org/2001/XMLSchema" xmlns:vsan="urn:vsan" name="VsanUnknownScanIssue"> <complexContent> <extension base="vsan:VsanUpgradeSystemPreflightCheckIssue"> <sequence> <element name="uuids" type="xsd:string" maxOccurs="unbounded"/> </sequence> </extension> </complexContent> </complexType>