Aegerter was going for a record-breaking 10th consecutive victory in the primary support series for the World Superbike Championship, having been unbeaten since the second race of the season opener at Aragon.
But the Swiss rider was unlucky to be caught in a five-rider pile-up triggered by Puccetti Kawasaki rider Can Oncu at the start of the Most double-header, leaving him out of the race even before he had made his way through Turn 1.
