Same experience here, 30 second intervals failed in ERG mode going from 155 watts to 280 watts, takes about 3 or 4 seconds for the trainer to get up to that resistance and failing the interval completely or getting half a star.
@shooj @Shayne-Gaffney have the tolerances been changed? I’m sure you wouldn’t design a workout that automatically fails people, this needs some looking into please.
Please also see the issues with frame rates dropping to ridiculous levels now during workouts: