Duplicate Item exception

[ccwhite333]

java.lang.RuntimeException: java.lang.RuntimeException: java.lang.RuntimeException: org.marc.everest.exceptions.DuplicateItemException: Item already exists in the SET
at org.openmrs.module.xdssender.api.service.impl.XdsExportServiceImpl.exportProvideAndRegister(XdsExportServiceImpl.java:102)
at sun.reflect.GeneratedMethodAccessor2011.invoke(Unknown Source)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:498)
at org.springframework.aop.support.AopUtils.invokeJoinpointUsingReflection(AopUtils.java:317)
at org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:201)
at com.sun.proxy.$Proxy304.exportProvideAndRegister(Unknown Source)
at org.openmrs.module.xdssender.api.cda.EncounterEventListener.exportEncounter(EncounterEventListener.java:112)
at org.openmrs.module.xdssender.api.cda.EncounterEventListener.onMessage(EncounterEventListener.java:78)
at org.openmrs.event.EventEngine$3.onMessage(EventEngine.java:222)
at org.apache.activemq.ActiveMQMessageConsumer.dispatch(ActiveMQMessageConsumer.java:1229)
at org.apache.activemq.ActiveMQSessionExecutor.dispatch(ActiveMQSessionExecutor.java:134)
at org.apache.activemq.ActiveMQSessionExecutor.iterate(ActiveMQSessionExecutor.java:205)
at org.apache.activemq.thread.PooledTaskRunner.runTask(PooledTaskRunner.java:122)
at org.apache.activemq.thread.PooledTaskRunner$1.run(PooledTaskRunner.java:43)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at java.lang.Thread.run(Thread.java:748)
Caused by: java.lang.RuntimeException: java.lang.RuntimeException: org.marc.everest.exceptions.DuplicateItemException: Item already exists in the SET
at org.openmrs.module.xdssender.api.cda.ClinicalDocumentBuilder.buildDocument(ClinicalDocumentBuilder.java:116)
at org.openmrs.module.xdssender.api.service.impl.XdsExportServiceImpl.exportProvideAndRegister(XdsExportServiceImpl.java:61)
... 17 more
Caused by: java.lang.RuntimeException: org.marc.everest.exceptions.DuplicateItemException: Item already exists in the SET
at org.openmrs.module.xdssender.api.cda.DocumentBuilderImpl.generate(DocumentBuilderImpl.java:240)
at org.openmrs.module.xdssender.api.cda.ClinicalDocumentBuilder.buildDocument(ClinicalDocumentBuilder.java:106)
... 18 more
Caused by: org.marc.everest.exceptions.DuplicateItemException: Item already exists in the SET
at org.marc.everest.datatypes.generic.SET.add(SET.java:160)
at org.openmrs.module.xdssender.api.cda.CdaDataUtil.createNameSet(CdaDataUtil.java:610)
at org.openmrs.module.xdssender.api.cda.CdaDataUtil.createRecordTarget(CdaDataUtil.java:508)
at org.openmrs.module.xdssender.api.cda.DocumentBuilderImpl.generate(DocumentBuilderImpl.java:208)
... 19 more