22-Jun-2020 10:54:30.172 ERROR [http-nio-20001-exec-5182] org.sakaiproject.velocity.util.SLF4JLogChute.log Left side ($!groups.size()) of '>' operation has null value at /vm/calendar/chef_calendar_import_wizard.vm[line 110, column 35]
This doesn't need to be merged as it was in the 20.x branch before it was cut
Andrea Schmidt December 4, 2019 at 6:06 PM
Edited
It does not affect the user experience. The events import without user-facing errors and display on the calendar. Will set this to verified but filed a Jira on the error just so it's documented:
iCal4j 3.0.7 is the latest version of the library and should be upgraded.