Everything works now. although one or two tweaks had to be disabled.
The error was caused by:
[HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Control\Session Manager\kernel]
"MitigationOptions"=hex(3):20,22,22,00,00,02,00,00,00,02,00,00,00,00,00,00,\
00,00,00,00,00,00,00,00
(Reg_2_Security.reg)...