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SnapCenter RDM creation fails with "Failed to create windows file system"

Last Updated:

Applies to

  • SnapCenter (SC)
  • SnapCenter plug-in for Windows (SCW)
  • SnapCenter plug-in for VMware vSphere (SCV)


  • When creating a Raw Device Mapping (RDM) for a host, the 'New-SDStorage' PowerShell cmdlet fails with :

Failed to create windows file system


Failed to get disk information [<Lun Serial #>]. Please check if there is SAN connectivity between the host/hypervisor and storage controller.

  • This is accompanied by errors in the SCW job logs like:

[Timestamp] Error SDW PID=[XXXX] TID=[XXXX] Error: RDM can be provisioned only on guest Operating systems based on Esx
[Timestamp] Error SDW PID=[XXXX] TID=[XXXX] Map virtual disk failed

[Timestamp] Verbose SDW PID=[XXXX] TID=[XXXX] task: Rescanning host bus status: Failed message: Error: RDM can be provisioned only on guest Operating systems based on Esx


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