Everything seems to proceed as defined in autounattend, however, during the final "finishing up" a dialog is displayed "windows can not complete installation. run setup again" (wording from memory).
<?xml version="1.0" encoding="utf-8"?>
<unattend xmlns="urn:schemas-microsoft-com:unattend">
<settings pass="windowsPE">
<component name="Microsoft-Windows-Setup" processorArchitecture="x86" publicKeyToken="31bf3856ad364e35" language="neutral" versionScope="nonSxS" xmlns:wcm="http://schemas.microsoft.com/WMIConfig/2002/State"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
<DiskConfiguration>
<Disk wcm:action="add">
<CreatePartitions>
<CreatePartition wcm:action="add">
<Order>1</Order>
<Type>EFI</Type>
<Size>100</Size>
</CreatePartition>
<CreatePartition wcm:action="add">
<Order>2</Order>
<Type>MSR</Type>
<Size>128</Size>
</CreatePartition>
<CreatePartition wcm:action="add">
<Order>3</Order>
<Type>Primary</Type>
<Extend>true</Extend>
</CreatePartition>
</CreatePartitions>
<DiskID>0</DiskID>
<WillWipeDisk>true</WillWipeDisk>
<ModifyPartitions>
<ModifyPartition wcm:action="add">
<Order>1</Order>
<PartitionID>1</PartitionID>
<Format>FAT32</Format>
</ModifyPartition>
<ModifyPartition wcm:action="add">
<Order>2</Order>
<PartitionID>3</PartitionID>
<Format>NTFS</Format>
<Label>OSDisk</Label>
</ModifyPartition>
</ModifyPartitions>
</Disk>
</DiskConfiguration>
<ImageInstall>
<OSImage>
<InstallTo>
<DiskID>0</DiskID>
<PartitionID>3</PartitionID>
</InstallTo>
</OSImage>
</ImageInstall>
<UserData>
<AcceptEula>true</AcceptEula>
<ProductKey>
<Key>xxxxx-xxxxx-xxxxx-xxxxx-xxxxx</Key>
<WillShowUI>OnError</WillShowUI>
</ProductKey>
<Organization>DD</Organization>
<FullName>drahnier</FullName>
</UserData>
</component>
<component name="Microsoft-Windows-International-Core-WinPE" processorArchitecture="x86" publicKeyToken="31bf3856ad364e35" language="neutral" versionScope="nonSxS" xmlns:wcm="http://schemas.microsoft.com/WMIConfig/2002/State"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
<SetupUILanguage>
<UILanguage>en-US</UILanguage>
</SetupUILanguage>
<InputLocale>en-US</InputLocale>
<SystemLocale>en-US</SystemLocale>
<UILanguage>en-US</UILanguage>
<UILanguageFallback>en-US</UILanguageFallback>
<UserLocale>en-US</UserLocale>
</component>
</settings>
<settings pass="oobeSystem">
<component name="Microsoft-Windows-Shell-Setup" processorArchitecture="x86" publicKeyToken="31bf3856ad364e35" language="neutral" versionScope="nonSxS" xmlns:wcm="http://schemas.microsoft.com/WMIConfig/2002/State"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
<UserAccounts>
<LocalAccounts>
<LocalAccount wcm:action="add">
<Password>
<Value>drahnier</Value>
<PlainText>true</PlainText>
</Password>
<Description>drahnier's local account</Description>
<DisplayName>drahnier</DisplayName>
<Group>Administrators</Group>
<Name>drahnier</Name>
</LocalAccount>
</LocalAccounts>
</UserAccounts>
<TimeZone>Singapore Standard Time</TimeZone>
<ComputerName>DD-TPT2</ComputerName>
<OOBE>
<HideEULAPage>true</HideEULAPage>
<HideOnlineAccountScreens>true</HideOnlineAccountScreens>
<HideWirelessSetupInOOBE>true</HideWirelessSetupInOOBE>
<NetworkLocation>Work</NetworkLocation>
<ProtectYourPC>1</ProtectYourPC>
<SkipMachineOOBE>true</SkipMachineOOBE>
</OOBE>
<RegisteredOrganization>DD</RegisteredOrganization>
</component>
<component name="Microsoft-Windows-PnpCustomizationsWinPE" processorArchitecture="x86" publicKeyToken="31bf3856ad364e35" language="neutral" versionScope="nonSxS" xmlns:wcm="http://schemas.microsoft.com/WMIConfig/2002/State"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
<DriverPaths>
<PathAndCredentials wcm:action="add" wcm:keyValue="1">
<Path>%configsetroot%drivers\</Path>
</PathAndCredentials>
</DriverPaths>
</component>
</settings>
<cpi:offlineImage cpi:source="" xmlns:cpi="urn:schemas-microsoft-com:cpi" />
</unattend>
________________ drahnier