ERROR http-apr-8088-exec-251 org.sakaiproject.util.RequestFilter - Servlet execution threw an exception
javax.servlet.ServletException: Servlet execution threw an exception
        at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:238)
        at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
        at org.sakaiproject.oauth.filter.OAuthPostFilter.doFilter(OAuthPostFilter.java:76)
        at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
        at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
        at org.sakaiproject.util.RequestFilter.doFilter(RequestFilter.java:475)
        at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
        at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
        at org.sakaiproject.oauth.filter.OAuthPreFilter.doFilter(OAuthPreFilter.java:74)
        at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
        at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
        at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
        at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
        at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
        at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:200)
        at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:96)
        at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:490)
        at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:139)
        at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
        at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:679)
        at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:74)
        at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
        at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:408)
        at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:66)
        at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:834)
        at org.apache.tomcat.util.net.AprEndpoint$SocketProcessor.doRun(AprEndpoint.java:2109)
        at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
        at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
        at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
        at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
        at java.lang.Thread.run(Thread.java:748)
Caused by: java.lang.NoSuchMethodError: net.fortuna.ical4j.model.component.VAlarm.<init>(Lnet/fortuna/ical4j/model/Dur;)V
        at org.sakaiproject.bbb.impl.BBBMeetingManagerImpl.generateIcalFromMeetingInTimeZone(BBBMeetingManagerImpl.java:1561)
        at org.sakaiproject.bbb.impl.BBBMeetingManagerImpl.generateIcalFromMeetingInUserTimezone(BBBMeetingManagerImpl.java:1541)
        at org.sakaiproject.bbb.impl.BBBMeetingManagerImpl.notifyParticipants(BBBMeetingManagerImpl.java:1139)
        at org.sakaiproject.bbb.impl.BBBMeetingManagerImpl.createMeeting(BBBMeetingManagerImpl.java:255)
        at org.sakaiproject.bbb.tool.entity.BBBMeetingEntityProvider.createEntity(BBBMeetingEntityProvider.java:296)
        at org.sakaiproject.entitybroker.rest.EntityHandlerImpl.handleEntityAccess(EntityHandlerImpl.java:673)
        at org.sakaiproject.entitybroker.util.servlet.DirectServlet.dispatch(DirectServlet.java:189)
        at org.sakaiproject.entitybroker.servlet.SakaiDirectServlet.dispatch(SakaiDirectServlet.java:148)
        at org.sakaiproject.entitybroker.util.servlet.DirectServlet.handleRequest(DirectServlet.java:159)
        at org.sakaiproject.entitybroker.util.servlet.DirectServlet.service(DirectServlet.java:134)
        at javax.servlet.http.HttpServlet.service(HttpServlet.java:741)
        at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
        ... 30 more