You have an OpenDX package that is programmed to deactivate the cards.
{Deactivate cards (Bitwise)} Deactivates all the users cards if the value from the Source field compared to the value in the Parameter column is greater than zero. Used with UserAccountControl in Active Directory and set Parameter = 2. This will deactivate a card when the corresponding user account is disabled in Active Directory.
{Deactivate users cards} Deactivates all the users cards if the value in data from the Source field matches the value in the Parameter column.
