I'm testing the calendar plugin on our test jenkins server (thus the pink background), but the result is similar on another server.

Jobs for week and day view render on top of each other, at the top of the day instead of around the proper time.

There is also a hover-over js error:

jquery.full.js:1502 Uncaught Error: Syntax error, unrecognized expression: .event-id-view-job%20schedule-job-anothertest-1551471300000
at Function.Sizzle.error (jquery.full.js:1502)
at Sizzle.tokenize (jquery.full.js:2159)
at Sizzle.select (jquery.full.js:2580)
at Function.Sizzle [as find] (jquery.full.js:903)
at jQuery.fn.init.find (jquery.full.js:2826)
at new jQuery.fn.init (jquery.full.js:2949)
at jQuery (jquery.full.js:75)
at a (events.js:45)
at Object.e.select (events.js:77)
at index.js:103