There is a typo in the script include : "AvailabilityCalculator"SummaryIn the script include : AvailabilityCalculatorAt line : 244 splice(i, 0, {start: beginMS, end: endMS});As it should be: outages.splice(i, 0, {start: beginMS, end: endMS}); This error only appears in glide-paris-06-24-2020__patch4b-02-04-2021_02-08-2021_1058 Related LinksThis issue will be fixed in Rome release.