Critical Description
Go to calendar and create new event. Uncheck the "Create/Modify appointment special room" flag and click on Save button. The "Internal error" is thrown. Please see log:
ERROR 02-11 04:59:58.906 o.a.w.DefaultExceptionMapper:170 [http-nio-0.0.0.0-5080-exec-9] - Unexpected error occurred
org.apache.wicket.WicketRuntimeException: Method onRequest of interface org.apache.wicket.behavior.IBehaviorListener targeted at com.googlecode.wicket.jquery.ui.widget.dialog.ButtonAjaxPostBehavior@574f3715 on component [AppointmentDialog [Component id = appointment]] threw an exception
at org.apache.wicket.RequestListenerInterface.internalInvoke(RequestListenerInterface.java:268) ~[wicket-core-jar-6.19.0.jar:6.19.0]
at org.apache.wicket.RequestListenerInterface.invoke(RequestListenerInterface.java:241) ~[wicket-core-jar-6.19.0.jar:6.19.0]
at org.apache.wicket.core.request.handler.ListenerInterfaceRequestHandler.invokeListener(ListenerInterfaceRequestHandler.java:250) ~[wicket-core-jar-6.19.0.jar:6.19.0]
at org.apache.wicket.core.request.handler.ListenerInterfaceRequestHandler.respond(ListenerInterfaceRequestHandler.java:236) ~[wicket-core-jar-6.19.0.jar:6.19.0]
at org.apache.wicket.request.cycle.RequestCycle$HandlerExecutor.respond(RequestCycle.java:890) ~[wicket-core-jar-6.19.0.jar:6.19.0]
at org.apache.wicket.request.RequestHandlerStack.execute(RequestHandlerStack.java:64) ~[wicket-request-jar-6.19.0.jar:6.19.0]
at org.apache.wicket.request.cycle.RequestCycle.execute(RequestCycle.java:261) [wicket-core-jar-6.19.0.jar:6.19.0]
at org.apache.wicket.request.cycle.RequestCycle.processRequest(RequestCycle.java:218) [wicket-core-jar-6.19.0.jar:6.19.0]
at org.apache.wicket.request.cycle.RequestCycle.processRequestAndDetach(RequestCycle.java:289) [wicket-core-jar-6.19.0.jar:6.19.0]
at org.apache.wicket.protocol.ws.AbstractUpgradeFilter.processRequestCycle(AbstractUpgradeFilter.java:59) [wicket-native-websocket-core-jar-6.19.0.jar:6.19.0]
at org.apache.wicket.protocol.http.WicketFilter.processRequest(WicketFilter.java:201) [wicket-core-jar-6.19.0.jar:6.19.0]
at org.apache.wicket.protocol.http.WicketFilter.doFilter(WicketFilter.java:282) [wicket-core-jar-6.19.0.jar:6.19.0]
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:241) [tomcat-embed-core.jar:7.0.57]
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:208) [tomcat-embed-core.jar:7.0.57]
at org.red5.logging.LoggerContextFilter.doFilter(LoggerContextFilter.java:77) [red5-server.jar:1.0.5-RELEASE]
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:241) [tomcat-embed-core.jar:7.0.57]
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:208) [tomcat-embed-core.jar:7.0.57]
at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:220) [tomcat-embed-core.jar:7.0.57]
at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:122) [tomcat-embed-core.jar:7.0.57]
at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:503) [tomcat-embed-core.jar:7.0.57]
at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:170) [tomcat-embed-core.jar:7.0.57]
at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:103) [tomcat-embed-core.jar:7.0.57]
at org.apache.catalina.valves.AccessLogValve.invoke(AccessLogValve.java:950) [tomcat-embed-core.jar:7.0.57]
at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:116) [tomcat-embed-core.jar:7.0.57]
at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:421) [tomcat-embed-core.jar:7.0.57]
at org.apache.coyote.http11.AbstractHttp11Processor.process(AbstractHttp11Processor.java:1070) [tomcat-embed-core.jar:7.0.57]
at org.apache.coyote.AbstractProtocol$AbstractConnectionHandler.process(AbstractProtocol.java:611) [tomcat-embed-core.jar:7.0.57]
at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1736) [tomcat-embed-core.jar:7.0.57]
at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.run(NioEndpoint.java:1695) [tomcat-embed-core.jar:7.0.57]
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145) [na:1.7.0_76]
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615) [na:1.7.0_76]
at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61) [tomcat-embed-core.jar:7.0.57]
at java.lang.Thread.run(Thread.java:745) [na:1.7.0_76]
Caused by: java.lang.reflect.InvocationTargetException: null
at sun.reflect.GeneratedMethodAccessor77.invoke(Unknown Source) ~[na:na]
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) ~[na:1.7.0_76]
at java.lang.reflect.Method.invoke(Method.java:606) ~[na:1.7.0_76]
at org.apache.wicket.RequestListenerInterface.internalInvoke(RequestListenerInterface.java:258) ~[wicket-core-jar-6.19.0.jar:6.19.0]
... 32 common frames omitted
Caused by: java.lang.NullPointerException: null
at org.apache.openmeetings.db.dao.calendar.AppointmentDao.update(AppointmentDao.java:141) ~[openmeetings-db-3.0.4-SNAPSHOT.jar:na]
at org.apache.openmeetings.db.dao.calendar.AppointmentDao$$FastClassBySpringCGLIB$$615260ad.invoke(<generated>) ~[spring-core-4.0.8.RELEASE.jar:na]
at org.springframework.cglib.proxy.MethodProxy.invoke(MethodProxy.java:204) ~[spring-core-4.0.8.RELEASE.jar:4.0.8.RELEASE]
at org.springframework.aop.framework.CglibAopProxy$CglibMethodInvocation.invokeJoinpoint(CglibAopProxy.java:708) ~[spring-aop-4.0.8.RELEASE.jar:4.0.8.