unable to locate document

org.quartz.JobExecutionException: Caught exception in autoClosePurchaseOrdersJob [See nested exception: org.kuali.rice.krad.exception.UnknownDocumentIdException: unable to locate document with documentHeaderId '861192']
    at org.kuali.kfs.sys.batch.Job.execute(Job.java:140)
    at org.quartz.core.JobRunShell.run(JobRunShell.java:216)
    at org.quartz.simpl.SimpleThreadPool$WorkerThread.run(SimpleThreadPool.java:549)
Caused by: org.kuali.rice.krad.exception.UnknownDocumentIdException: unable to locate document with documentHeaderId '861192'
    at org.kuali.rice.krad.workflow.service.impl.WorkflowDocumentServiceImpl.loadWorkflowDocument(WorkflowDocumentServiceImpl.java:123)
    at sun.reflect.GeneratedMethodAccessor959.invoke(Unknown Source)
    at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke(Method.java:606)
    at org.springframework.aop.support.AopUtils.invokeJoinpointUsingReflection(AopUtils.java:318)
    at org.springframework.aop.framework.ReflectiveMethodInvocation.invokeJoinpoint(ReflectiveMethodInvocation.java:183)
    at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:150)
    at org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:110)
    at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:172)
    at org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:202)
    at com.sun.proxy.$Proxy103.loadWorkflowDocument(Unknown Source)
    at org.kuali.rice.krad.service.impl.DocumentServiceImpl.getByDocumentHeaderId(DocumentServiceImpl.java:683)
    at org.kuali.kfs.module.purap.document.service.impl.PurchaseOrderServiceImpl.findDocument(PurchaseOrderServiceImpl.java:1994)
    at org.kuali.kfs.module.purap.document.service.impl.PurchaseOrderServiceImpl.filterDocumentsForAppDocStatusOpen(PurchaseOrderServiceImpl.java:1971)
    at org.kuali.kfs.module.purap.document.service.impl.PurchaseOrderServiceImpl.autoCloseFullyDisencumberedOrders(PurchaseOrderServiceImpl.java:1811)
    at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
    at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
    at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke(Method.java:606)
    at org.springframework.aop.support.AopUtils.invokeJoinpointUsingReflection(AopUtils.java:318)
    at org.springframework.aop.framework.ReflectiveMethodInvocation.invokeJoinpoint(ReflectiveMethodInvocation.java:183)
    at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:150)
    at org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:110)
    at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:172)
    at org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:202)
    at com.sun.proxy.$Proxy272.autoCloseFullyDisencumberedOrders(Unknown Source)
    at org.kuali.kfs.module.purap.batch.AutoClosePurchaseOrdersStep.execute(AutoClosePurchaseOrdersStep.java:42)
    at org.kuali.kfs.sys.batch.Job.runStep(Job.java:175)
    at org.kuali.kfs.sys.batch.Job.execute(Job.java:121)
    ... 2 more