HP Proliant ML310 G4 xen problem

I’ve installed xen package in on of my mikrotik NAS under Proliant but after reboot it show this error:

pci bus parity error pci slot ?
B00/D00/F00 90

i have no devices in pci slot. RouterOS work greate without xen package
i tryed it on ML340 G3 and G4 servers - same erroe.
update bios have no effect :frowning:

any idea about this problem?

RouterOS 3.13/3.15

any ideas?