Grails Runtime Exception

Error Details

Error 500: Error processing GroovyPageView: Cannot get property 'title' on null object
Servlet: grails
URI: /Calendar2/grails/calendar/remoteEvent.dispatch
Exception Message: Cannot get property 'title' on null object
Caused by: Error processing GroovyPageView: Cannot get property 'title' on null object
Class: gsp_calendar2_calendarremoteEvent_gsp
At Line: [56]
Code Snippet:

Stack Trace

org.codehaus.groovy.grails.web.pages.exceptions.GroovyPagesException: Error processing GroovyPageView: Cannot get property 'title' on null object

at grails.plugin.cache.web.filter.PageFragmentCachingFilter.doFilter(PageFragmentCachingFilter.java:200)
at grails.plugin.cache.web.filter.AbstractFilter.doFilter(AbstractFilter.java:63)
Caused by: java.lang.NullPointerException: Cannot get property 'title' on null object
at gsp_calendar2_calendarremoteEvent_gsp$_run_closure2.doCall(gsp_calendar2_calendarremoteEvent_gsp.groovy:31)