i had similar problem to which i found solution described here http://www.nabble.com/activemq-throws-exception-on-tomcat-stop-log4j-related.-tf3574193s2354.html#a9988187 (make sure to close open connections)
Suchitha Koneru (sukoneru) wrote: > > Hello active mq users, > I am using active mq 4.0 version. Should I configure > log4j properties for active MQ . > I did not confiure one so far ? > > I have an embedded broker, which is started as a servlet listener in > web.xml of Tomcat 5.5 > > <listener> > <listener-class>com.cpnm.common.messagng.ActiveMQBrokerListener</listener-class> > </listener> > > When I shut down tomcat, I get the following exceptions > here active mq is trying to create a logger instance , which is > becoming null for some reason > Please suggest a solution for this. > > > Exception in thread "ActiveMQ Transport: tcp:///127.0.0.1:1517" > java.lang.NullPointerException > at org.apache.log4j.LogManager.getLogger(LogManager.java:188) > at org.apache.log4j.Logger.getLogger(Logger.java:103) > at > org.apache.commons.logging.impl.Log4JLogger.getLogger(Log4JLogger.java:229) > at > org.apache.commons.logging.impl.Log4JLogger.isDebugEnabled(Log4JLogger.java:239) > at > org.apache.activemq.transport.ResponseCorrelator.onCommand(ResponseCorrelator.java:83) > at > org.apache.activemq.transport.TransportFilter.onCommand(TransportFilter.java:63) > at > org.apache.activemq.transport.WireFormatNegotiator.onCommand(WireFormatNegotiator.java:114) > at > org.apache.activemq.transport.InactivityMonitor.onCommand(InactivityMonitor.java:122) > at > org.apache.activemq.transport.TransportLogger.onCommand(TransportLogger.java:58) > at > org.apache.activemq.transport.TransportSupport.doConsume(TransportSupport.java:87) > at > org.apache.activemq.transport.tcp.TcpTransport.run(TcpTransport.java:143) > at java.lang.Thread.run(Thread.java:595) > Exception in thread "ActiveMQ Transport: tcp:///127.0.0.1:1516" > java.lang.NullPointerException > at org.apache.log4j.LogManager.getLogger(LogManager.java:188) > at org.apache.log4j.Logger.getLogger(Logger.java:103) > at > org.apache.commons.logging.impl.Log4JLogger.getLogger(Log4JLogger.java:229) > at > org.apache.commons.logging.impl.Log4JLogger.isDebugEnabled(Log4JLogger.java:239) > at > org.apache.activemq.transport.ResponseCorrelator.onCommand(ResponseCorrelator.java:83) > at > org.apache.activemq.transport.TransportFilter.onCommand(TransportFilter.java:63) > at > org.apache.activemq.transport.WireFormatNegotiator.onCommand(WireFormatNegotiator.java:114) > at > org.apache.activemq.transport.InactivityMonitor.onCommand(InactivityMonitor.java:122) > at > org.apache.activemq.transport.TransportLogger.onCommand(TransportLogger.java:58) > at > org.apache.activemq.transport.TransportSupport.doConsume(TransportSupport.java:87) > at > org.apache.activemq.transport.tcp.TcpTransport.run(TcpTransport.java:143) > at java.lang.Thread.run(Thread.java:595) > Exception in thread "Timer-1" java.lang.NullPointerException > at > com.mchange.v2.log.log4j.Log4jMLog$Log4jMLogger.isLoggable(Log4jMLog.java:252) > at > com.mchange.v2.resourcepool.BasicResourcePool$CullTask.run(BasicResourcePool.java:1285) > at java.util.TimerThread.mainLoop(Timer.java:512) > at java.util.TimerThread.run(Timer.java:462) > thank you, > Suchitha. > > > -- View this message in context: http://www.nabble.com/active-mq-exceptions-%28when-tomcat-server-is-stopped%29-tf3367534s2354.html#a9988188 Sent from the ActiveMQ - User mailing list archive at Nabble.com.
