According to the report, the Commander's Licence was a Private Pilots' Licence. There is no mention of an Instrument Rating
Common ! this is obviously a typo, or a copy/paste error from a previous report resume . it's just just a single sheet pdf. Check the official report . All Airbus Beluga crews are ATPL and top notch ( I know their operations) . The experience /flying hours show it as well. Don't believe everything posted on internet.