JENKINS-62096 ECharts migration, the test duration trend chart at https://REDACTED/jenkins/job/REDACTED/job/master/327/testReport/history/ does not appear at all; there are no axes or legends or anything. The test result trend chart however works OK.
The problem persists even if I edit history.js as follows:
JENKINS-64585, comment out the $('[data-toggle="tooltip"]').tooltip(); call.
JENKINS-64587, change the top-level statement to
Therefore, the problem does not seem to be caused by those issues.