The Independent Enquiry Commission, set up by ESA Director General Josef Aschbacher, has concluded its findings on the test anomaly during the static firing test of the modified Zefiro40 engine. The Director General set up the Enquiry Commission to understand the cause of the test anomaly and propose recommendations. The ESA Inspector General, Giovanni Colangelo, chaired the Commission, which also comprised experts from CNES, ASI, ESA, Arianespace and academia.