win10 upgrade

i am trying to add the modern driver management for my TS for windows 10 upgrade caching.  i am using Invoke-CMApplyDriverPackage.ps1 -URI "http://pri01.xyx.com/ConfigMgrWebService/ConfigMgr.asmx" -SecretKey "xxxx" -Filter "Driver" -DeploymentType "PreCache" i never see the drivers get cached locally. in the applydriverpackage.log i ...