So the issue itself is resolved.
It seems that a partition cannot have the same drive letter as the WinPE ramdisk, as it was in my case.
Setting the letter to anything other than "X" solved the issue.
After some more digging, leaving out the following section the installation runs fine.
However WINPE is then mounted as drive D. This most probably will change when a data partition is added in the installation process
<ModifyPartition wcm:action="add">...
Hi,
I work for a company that provides automated OS installations (Windows and Linux) for it's users/customers.
I am having problems to install Win11 24h2 with an unattended installation. After the WinPE part/setup.exe the machine doesn't start and just cycles in the loading icon of the first...