IBM MQ Performance testing

Hi Team,

I am usisng the Java Vuser script for IBM MQ performance testing . WHen I have replay the script I am getting below error mrssage. 

java.lang.NoClassDefFoundError: javax/resource/spi/ConnectionRequestInfo Error
System.err: at com.ibm.mq.MQSESSION.getConnectionRequestInfo(MQSESSION.java:608) Error
System.err: at com.ibm.mq.MQQueueManagerFactory.obtainBaseMQQueueManager(MQQueueManagerFactory.java:766) Error
System.err: at com.ibm.mq.MQQueueManagerFactory.procure(MQQueueManagerFactory.java:697) Error
System.err: at com.ibm.mq.MQQueueManagerFactory.constructQueueManager(MQQueueManagerFactory.java:657) Error
System.err: at com.ibm.mq.MQQueueManagerFactory.createQueueManager(MQQueueManagerFactory.java:153) Error
System.err: at com.ibm.mq.MQQueueManager.<init>(MQQueueManager.java:451) Error
System.err: at Actions.init(Actions.java:54) Error
Error: java.lang.NoClassDefFoundError: javax/resource/spi/ConnectionRequestInfo
Error: at com.ibm.mq.MQSESSION.getConnectionRequestInfo(MQSESSION.java:608)
at com.ibm.mq.MQQueueManagerFactory.obtainBaseMQQueueManager(MQQueueManagerFactory.java:766)
at com.ibm.mq.MQQueueManagerFactory.procure(MQQueueManagerFactory.java:697)
at com.ibm.mq.MQQueueManagerFactory.constructQueueManager(MQQueueManagerFactory.java:657)
at com.ibm.mq.MQQueueManagerFactory.createQueueManager(MQQueueManagerFactory.java:153)
at com.ibm.mq.MQQueueManager.<init>(MQQueueManager.java:451)
at Actions.init(Actions.java:54)
Abort was called from an action.

Can you please help me on this issue.

Thanks, 

LaxmiNarayana