1. org.hibernate.LazyInitializationException: failed to lazily initialize a collection of role: org.openmrs.Encounter.encounterProviders, could not initialize proxy - no Session
2.         at org.hibernate.collection.internal.AbstractPersistentCollection.throwLazyInitializationException(AbstractPersistentCollection.java:575)
3.         at org.hibernate.collection.internal.AbstractPersistentCollection.withTemporarySessionIfNeeded(AbstractPersistentCollection.java:214)
4.         at org.hibernate.collection.internal.AbstractPersistentCollection.initialize(AbstractPersistentCollection.java:554)
5.         at org.hibernate.collection.internal.AbstractPersistentCollection.read(AbstractPersistentCollection.java:142)
6.         at org.hibernate.collection.internal.PersistentSet.iterator(PersistentSet.java:180)
7.         at org.openmrs.module.archival.api.dao.impl.ArchivalDAOImpl.archiveEncounter(ArchivalDAOImpl.java:112)
8.         at org.openmrs.module.archival.api.impl.ArchivalServiceImpl.archiveEncounter(ArchivalServiceImpl.java:83)
9.         at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
10.         at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
11.         at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
12.         at java.lang.reflect.Method.invoke(Method.java:498)
13.         at org.springframework.aop.support.AopUtils.invokeJoinpointUsingReflection(AopUtils.java:317)
14.         at org.springframework.aop.framework.ReflectiveMethodInvocation.invokeJoinpoint(ReflectiveMethodInvocation.java:190)
15.         at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:157)
16.         at org.springframework.transaction.interceptor.TransactionInterceptor$1.proceedWithInvocation(TransactionInterceptor.java:99)
17.         at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:281)
18.         at org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:96)
19.         at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:179)
20.         at org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:207)
21.         at com.sun.proxy.$Proxy184.archiveEncounter(Unknown Source)
22.         at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
23.         at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
24.         at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
25.         at java.lang.reflect.Method.invoke(Method.java:498)
26.         at org.springframework.aop.support.AopUtils.invokeJoinpointUsingReflection(AopUtils.java:317)
27.         at org.springframework.aop.framework.ReflectiveMethodInvocation.invokeJoinpoint(ReflectiveMethodInvocation.java:190)
28.         at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:157)
29.         at org.springframework.cache.interceptor.CacheInterceptor$1.invoke(CacheInterceptor.java:52)
30.         at org.springframework.cache.interceptor.CacheAspectSupport.execute(CacheAspectSupport.java:303)
31.         at org.springframework.cache.interceptor.CacheInterceptor.invoke(CacheInterceptor.java:61)
32.         at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:179)
33.         at org.openmrs.aop.LoggingAdvice.invoke(LoggingAdvice.java:121)
34.         at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:179)
35.         at org.springframework.aop.framework.adapter.MethodBeforeAdviceInterceptor.invoke(MethodBeforeAdviceInterceptor.java:52)
36.         at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:179)
37.         at org.springframework.aop.framework.adapter.MethodBeforeAdviceInterceptor.invoke(MethodBeforeAdviceInterceptor.java:52)
38.         at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:179)
39.         at org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:207)
40.         at com.sun.proxy.$Proxy185.archiveEncounter(Unknown Source)
41.         at org.openmrs.module.archival.web.controller.ArchivalController.archivePatients(ArchivalController.java:149)
42.         at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
43.         at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
44.         at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
45.         at java.lang.reflect.Method.invoke(Method.java:498)
46.         at org.springframework.web.bind.annotation.support.HandlerMethodInvoker.invokeHandlerMethod(HandlerMethodInvoker.java:177)
47.         at org.springframework.web.servlet.mvc.annotation.AnnotationMethodHandlerAdapter.invokeHandlerMethod(AnnotationMethodHandlerAdapter.java:446)
48.         at org.springframework.web.servlet.mvc.annotation.AnnotationMethodHandlerAdapter.handle(AnnotationMethodHandlerAdapter.java:434)
49.         at org.springframework.web.servlet.DispatcherServlet.doDispatch(DispatcherServlet.java:943)
50.         at org.springframework.web.servlet.DispatcherServlet.doService(DispatcherServlet.java:877)
51.         at org.springframework.web.servlet.FrameworkServlet.processRequest(FrameworkServlet.java:966)
52.         at org.springframework.web.servlet.FrameworkServlet.doPost(FrameworkServlet.java:868)
53.         at javax.servlet.http.HttpServlet.service(HttpServlet.java:647)
54.         at org.springframework.web.servlet.FrameworkServlet.service(FrameworkServlet.java:842)
55.         at javax.servlet.http.HttpServlet.service(HttpServlet.java:728)
56.         at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:303)
57.         at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:208)
58.         at org.openmrs.module.web.filter.ForcePasswordChangeFilter.doFilter(ForcePasswordChangeFilter.java:60)
59.         at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:241)
60.         at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:208)
61.         at org.openmrs.module.web.filter.ModuleFilterChain.doFilter(ModuleFilterChain.java:72)
62.         at org.openmrs.module.owa.filter.OwaFilter.doFilter(OwaFilter.java:57)
63.         at org.openmrs.module.web.filter.ModuleFilterChain.doFilter(ModuleFilterChain.java:70)
64.         at org.openmrs.module.web.filter.ModuleFilter.doFilter(ModuleFilter.java:54)
65.         at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:241)
66.         at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:208)
67.         at org.openmrs.web.filter.OpenmrsFilter.doFilterInternal(OpenmrsFilter.java:108)
68.         at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:107)
69.         at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:241)
70.         at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:208)
71.         at org.springframework.orm.hibernate4.support.OpenSessionInViewFilter.doFilterInternal(OpenSessionInViewFilter.java:150)
72.         at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:107)
73.         at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:241)
74.         at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:208)
75.         at org.openmrs.web.filter.StartupFilter.doFilter(StartupFilter.java:105)
76.         at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:241)
77.         at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:208)
78.         at org.openmrs.web.filter.StartupFilter.doFilter(StartupFilter.java:105)
79.         at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:241)
80.         at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:208)
81.         at org.openmrs.web.filter.StartupFilter.doFilter(StartupFilter.java:105)
82.         at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:241)
83.         at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:208)
84.         at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:88)
85.         at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:107)
86.         at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:241)
87.         at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:208)
88.         at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:219)
89.         at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:110)
90.         at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:492)
91.         at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:165)
92.         at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:104)
93.         at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:116)
94.         at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:452)
95.         at org.apache.coyote.http11.AbstractHttp11Processor.process(AbstractHttp11Processor.java:1195)
96.         at org.apache.coyote.AbstractProtocol$AbstractConnectionHandler.process(AbstractProtocol.java:654)
97.         at org.apache.tomcat.util.net.JIoEndpoint$SocketProcessor.run(JIoEndpoint.java:319)
98.         at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
99.         at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
100.         at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
101.         at java.lang.Thread.run(Thread.java:748)
102.