MacOS 10.13.6, when i launch my Windows XP VM, i got :
A file or device required for the operation of Hard Disk 1 does not exist or is used by another process, or you have no permission to access it. The virtual machine will continue running, but the device will be disconnected.
All was working on parallels 13 before update
A file or device required for the operation of Hard Disk 1 does not exist or is used by another process, or you have no permission to access it. The virtual machine will continue running, but the device will be disconnected.
All was working on parallels 13 before update