invalid date-time value

[Porco-Rosso]

Hi I am getting this error with pretty much every calendar I try. Seems the date parsing is off somehow?

caught (in promise) Error: invalid date-time value: "2022-01-01T::"
    at ICAL.Time.fromDateTimeString (ical.js:5901:13)
    at Object.decorate (ical.js:781:28)
    at r._decorate (ical.js:2939:47)
    at r._hydrateValue (ical.js:2922:44)
    at r.getFirstValue (ical.js:3068:19)
    at r.getFirstPropertyValue (ical.js:2500:21)
    at t._firstProp (ical.js:9318:29)
    at get endDate [as endDate] (ical.js:9148:26)
    at parseCalendar (embed.js:474:24)
    at embed.js:518:4
I