I am using cas version 6.3.7.4.
I am getting below exception during application startup. I am deploying my application on docker.
ERROR [org.apereo.cas.ticket.registry.DefaultTicketRegistryCleaner] <clock>
2022-03-30 14:48:21,909 INFO [stdout] (Log4j2-TF-13-AsyncLoggerConfig-7) java.lang.NullPointerException: clock
2022-03-30 14:48:21,909 INFO 2022-03-30 14:48:21,909 INFO
[stdout] (Log4j2-TF-13-AsyncLoggerConfig-7) [stdout]
at java.util.Objects.requireNonNull(Objects.java:246) -[?:?] (Log4j2-TF-13-AsyncLoggerConfig-7) at java.time.ZonedDateTime.now(ZonedDateTime.java:232) -[?:?]
2022-03-30 14:48:21,910 INFO [stdout] (Log4j2-TF-13-AsyncLoggerConfig-7)
org.apereo.cas.ticket.expiration. TicketGrantingTicketExpiration Policy.isExpired (TicketGrantingTicketExpirationPolicy.java:66) [cas-server-core-tickets-api
6.3.7.4.jar:6.3.7.4]
2022-03-30 14:48:21,910 INFO [stdout] (Log4j2-TF-13-AsyncLoggerConfig-7) at org.apereo.cas.ticket.Abstract Ticket.isExpired (Abstract Ticket.java:144) ~[cas
server-core-tickets-api-6.3.7.4.jar:6.3.7.4]
2022-03-30 14:48:21,910 INFO [stdout] (Log4j2-TF-13-AsyncLoggerConfig-7).
Can somebody help me with this.