hi Rausch,
I “solved” it by setting the following setting(s) :
HKLM:\SOFTWARE\Policies\Microsoft\Windows\WindowsUpdate\AU
NoAutoUpdate : 0
AUOption : 5
ScheduledInstallDay : 0
ScheduledInstallTime : 3
The last 2 values aren’t that important I think but the detection script worked again after that 
/dimi