XenApp 7.15LTSR - Unable to Create Machine Catalog - Error: FailedToReadDiskFromPreparationVm 

XenApp 7.15LTSR - Unable to Create Machine Catalog - Error: FailedToReadDiskFromPreparationVm 

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Article ID: CTX236680

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Updated On:

Description

Unable to create the MCS machines.

Fails with below error:
DesktopStudio_ErrorId : ProvisioningTaskError 
ErrorCategory : NotSpecified 
ErrorID : FailedToReadDiskFromPreparationVm 
TaskErrorInformation : Terminated 
InternalErrorMessage : VMware: ReadDiskContents, disk not found

Resolution

Modified the SCSI channel to reflect position 0:0 of master image on VMware post which the MCS catalog creation was successful. 

Problem Cause

Since the position of SCSI channel was modified, MCS process was unable to locate the preparation disk required to perform the operation.