Software inventory returns an error in log and table Inv_SW_Patch_Windows will not be populated with 'Installed Date'.
Also the date format may be incorrect, swapping the day and the month to make it look like the date is in the future.
Description: Invalid column [c3] value [date] (fixed [[NULL()]]) for
resource (GUID): 'Patch Windows' (672caca3-d1d8-
This is a defect.