extending drive d:\ does not work

[merowinger]

I have the following unattend.xml, to create a partition D:\ which size

is the remaining disk space of the hard disk.

Drive C:\ shell be 15 GB and D:\ the remaining...

But it does not work, nothing happens! Drive C:\ is already installed and should not be formatted

<DiskConfiguration>

<Disk wcm:action="add">

<CreatePartitions>

<CreatePartition wcm:action="add">

<Order>1</Order>

<Size>15000</Size>

<Type>Primary</Type>

</CreatePartition>

<CreatePartition wcm:action="add">

<Type>Extended</Type>

<Extend>true</Extend>

<Order>2</Order>

</CreatePartition>

<CreatePartition wcm:action="add">

<Type>Logical</Type>

<Order>3</Order>

<Extend>true</Extend>

</CreatePartition>

</CreatePartitions>

<DiskID>0</DiskID>

<ModifyPartitions>

<ModifyPartition wcm:action="add">

<Active>true</Active>

<Letter>C</Letter>

<Label>OS</Label>

<Order>1</Order>

<PartitionID>1</PartitionID>

</ModifyPartition>

<ModifyPartition wcm:action="add">

<Label>Data</Label>

<Letter>D</Letter>

<Order>2</Order>

<Format>NTFS</Format>

<PartitionID>2</PartitionID>

</ModifyPartition>

</ModifyPartitions>

</Disk>

</DiskConfiguration>