alfresco de MySql a PostgreSQL

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tozino
Member II

alfresco de MySql a PostgreSQL

Hola a todos, quisiera compartir con los foristas la problematica que estoy tratando de resolver, resulta que tengo instalado Alfresco v 3.2 sobre MySql y lo deseo migrar a PostgreSQL manteniendo la misma version de Alfresco(3.2), si alguien lo ha intentado o ya lo logro hacer agradeceria toda la ayuda que me pudiera brindar. Sldos.
3 Replies
jacosta_ue
Member II

Re: alfresco de MySql a PostgreSQL

Hola a todos

Tengo ese mismo problema con mi alfresco, actualmente tenemos en mi empresa en produccion la version 2.9b sobre mysql, se desea migrarr a 3.4b sobre postgreesql, que debo hacer para realizar dicha migracion

Cualquier ayuda con gusto sera bien recibida

juan E.
tozino
Member II

Re: alfresco de MySql a PostgreSQL

Bueno por lo que veo tu caso es más complicado que el mio, digo esto porque según he estado leyendo en el foro es migrar de una versión de alfresco a otra cuando no son consecutivas da sus porbelmas tambien pero bueno te diré los pasos que me he propuesto hacer para lograr la migración o por lo menos intentarla.

1- Migrar la base de datos a postgresql.
2-Instalar la nueva version de Alfresco.
3- Restaurar la base de datos migrada y despues ejecutar Alfresco.

En estos momentos estoy en el primer paso, espero que te sirva de algo lo que te he mandado y que sigamos compartiendo informacion sobre el tema.
jacosta_ue
Member II

Re: alfresco de MySql a PostgreSQL

Hola

he desistido de mi idea de migrar todo el contenido, y por el contrario cree una instalacion limpia sobre postgreesql y he xportado mis contenidos actuales y los importo en la nueva infraestructura, pero me esta generando el siguiente error al momento de visualizar el contenido


A system error happened during the operation: SqlMapClient operation; uncategorized SQLException for SQL []; SQL state [null]; error code [0]; — The error occurred in alfresco/ibatis/#resource.dialect#/node-common-SqlMap.xml. — The error occurred while applying a result map. — Check the alfresco.node.result_NodeProperty. — Check the result mapping for the 'value.serializableValue' property. — Cause: org.alfresco.ibatis.SerializableTypeHandlerCallback$DeserializationException: java.io.StreamCorruptedException: invalid stream header: BB656430; nested exception is com.ibatis.common.jdbc.exception.NestedSQLException: — The error occurred in alfresco/ibatis/#resource.dialect#/node-common-SqlMap.xml. — The error occurred while applying a result map. — Check the alfresco.node.result_NodeProperty. — Check the result mapping for the 'value.serializableValue' property. — Cause: org.alfresco.ibatis.SerializableTypeHandlerCallback$DeserializationException: java.io.StreamCorruptedException: invalid stream header: BB656430

en mi alfresco.log sale lo siguiente:


WARN : org.springframework.beans.GenericTypeAwarePropertyDescriptor - Invalid JavaBean property 'baseUrl' being accessed! Ambiguous write methods found next to actually used [public void org.alfresco.wcm.client.impl.WebScriptCallerImpl.setBaseUrl(java.net.URI)]: [public void org.alfresco.wcm.client.impl.WebScriptCallerImpl.setBaseUrl(java.lang.String) throws java.net.URISyntaxException]
08:54:32,489 User:jacosta ERROR [ui.common.Utils] A system error happened during the operation: SqlMapClient operation; uncategorized SQLException for SQL []; SQL state [null]; error code [0];  
— The error occurred in alfresco/ibatis/#resource.dialect#/node-common-SqlMap.xml. 
— The error occurred while applying a result map. 
— Check the alfresco.node.result_NodeProperty. 
— Check the result mapping for the 'value.serializableValue' property. 
— Cause: org.alfresco.ibatis.SerializableTypeHandlerCallback$DeserializationException: java.io.StreamCorruptedException: invalid stream header: BB656430; nested exception is com.ibatis.common.jdbc.exception.NestedSQLException:  
— The error occurred in alfresco/ibatis/#resource.dialect#/node-common-SqlMap.xml. 
— The error occurred while applying a result map. 
— Check the alfresco.node.result_NodeProperty. 
— Check the result mapping for the 'value.serializableValue' property. 
— Cause: org.alfresco.ibatis.SerializableTypeHandlerCallback$DeserializationException: java.io.StreamCorruptedException: invalid stream header: BB656430
org.springframework.jdbc.UncategorizedSQLException: SqlMapClient operation; uncategorized SQLException for SQL []; SQL state [null]; error code [0];  
— The error occurred in alfresco/ibatis/#resource.dialect#/node-common-SqlMap.xml. 
— The error occurred while applying a result map. 
— Check the alfresco.node.result_NodeProperty. 
— Check the result mapping for the 'value.serializableValue' property. 
— Cause: org.alfresco.ibatis.SerializableTypeHandlerCallback$DeserializationException: java.io.StreamCorruptedException: invalid stream header: BB656430; nested exception is com.ibatis.common.jdbc.exception.NestedSQLException:  
— The error occurred in alfresco/ibatis/#resource.dialect#/node-common-SqlMap.xml. 
— The error occurred while applying a result map. 
— Check the alfresco.node.result_NodeProperty. 
— Check the result mapping for the 'value.serializableValue' property. 
— Cause: org.alfresco.ibatis.SerializableTypeHandlerCallback$DeserializationException: java.io.StreamCorruptedException: invalid stream header: BB656430
   at org.springframework.jdbc.support.AbstractFallbackSQLExceptionTranslator.translate(AbstractFallbackSQLExceptionTranslator.java:83)
   at org.springframework.jdbc.support.AbstractFallbackSQLExceptionTranslator.translate(AbstractFallbackSQLExceptionTranslator.java:80)
   at org.springframework.jdbc.support.AbstractFallbackSQLExceptionTranslator.translate(AbstractFallbackSQLExceptionTranslator.java:80)
   at org.springframework.orm.ibatis.SqlMapClientTemplate.execute(SqlMapClientTemplate.java:203)
   at org.springframework.orm.ibatis.SqlMapClientTemplate.queryForList(SqlMapClientTemplate.java:293)
   at org.alfresco.repo.domain.node.ibatis.NodeDAOImpl.selectNodeProperties(NodeDAOImpl.java:444)
   at org.alfresco.repo.domain.node.AbstractNodeDAOImpl.cacheNodesNoBatch(AbstractNodeDAOImpl.java:3049)
   at org.alfresco.repo.domain.node.AbstractNodeDAOImpl.cacheNodes(AbstractNodeDAOImpl.java:3012)
   at org.alfresco.repo.domain.node.AbstractNodeDAOImpl.cacheNodes(AbstractNodeDAOImpl.java:2981)
   at org.alfresco.repo.domain.node.AbstractNodeDAOImpl$ChildAssocRefBatchingQueryCallback.done(AbstractNodeDAOImpl.java:2500)
   at org.alfresco.repo.domain.node.ibatis.NodeDAOImpl.selectChildAssocsByChildTypes(NodeDAOImpl.java:1083)
   at org.alfresco.repo.domain.node.AbstractNodeDAOImpl.getChildAssocsByChildTypes(AbstractNodeDAOImpl.java:2595)
   at org.alfresco.repo.node.db.DbNodeServiceImpl.getChildAssocs(DbNodeServiceImpl.java:1667)
   at sun.reflect.GeneratedMethodAccessor447.invoke(Unknown Source)
   at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
   at java.lang.reflect.Method.invoke(Method.java:597)
   at org.springframework.aop.support.AopUtils.invokeJoinpointUsingReflection(AopUtils.java:307)
   at org.springframework.aop.framework.ReflectiveMethodInvocation.invokeJoinpoint(ReflectiveMethodInvocation.java:183)
   at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:150)
   at org.alfresco.repo.tenant.MultiTNodeServiceInterceptor.invoke(MultiTNodeServiceInterceptor.java:104)
   at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:172)
   at org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:202)
   at $Proxy7.getChildAssocs(Unknown Source)
   at sun.reflect.GeneratedMethodAccessor447.invoke(Unknown Source)
   at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
   at java.lang.reflect.Method.invoke(Method.java:597)
   at org.alfresco.repo.service.StoreRedirectorProxyFactory$RedirectorInvocationHandler.invoke(StoreRedirectorProxyFactory.java:215)
   at $Proxy8.getChildAssocs(Unknown Source)
   at sun.reflect.GeneratedMethodAccessor447.invoke(Unknown Source)
   at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
   at java.lang.reflect.Method.invoke(Method.java:597)
   at org.springframework.aop.support.AopUtils.invokeJoinpointUsingReflection(AopUtils.java:307)
   at org.springframework.aop.framework.ReflectiveMethodInvocation.invokeJoinpoint(ReflectiveMethodInvocation.java:183)
   at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:150)
   at org.alfresco.repo.node.MLPropertyInterceptor.invoke(MLPropertyInterceptor.java:303)
   at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:172)
   at org.alfresco.repo.node.MLPropertyInterceptor.invoke(MLPropertyInterceptor.java:303)
   at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:172)
   at org.alfresco.repo.node.NodeRefPropertyMethodInterceptor.invoke(NodeRefPropertyMethodInterceptor.java:269)
   at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:172)
   at org.alfresco.repo.node.NodeRefPropertyMethodInterceptor.invoke(NodeRefPropertyMethodInterceptor.java:269)
   at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:172)
   at org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:202)
   at $Proxy7.getChildAssocs(Unknown Source)
   at org.alfresco.repo.model.filefolder.FileFolderServiceImpl.listSimple(FileFolderServiceImpl.java:566)
   at org.alfresco.repo.model.filefolder.FileFolderServiceImpl.list(FileFolderServiceImpl.java:308)
   at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
   at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
   at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
   at java.lang.reflect.Method.invoke(Method.java:597)
   at org.springframework.aop.support.AopUtils.invokeJoinpointUsingReflection(AopUtils.java:307)
   at org.springframework.aop.framework.ReflectiveMethodInvocation.invokeJoinpoint(ReflectiveMethodInvocation.java:183)
   at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:150)
   at org.alfresco.repo.model.filefolder.TempFileMarkerInterceptor.invoke(TempFileMarkerInterceptor.java:77)
   at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:172)
   at org.alfresco.repo.model.ml.MLContentInterceptor.invoke(MLContentInterceptor.java:125)
   at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:172)
   at org.alfresco.repo.model.filefolder.MLTranslationInterceptor.invoke(MLTranslationInterceptor.java:205)
   at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:172)
   at net.sf.acegisecurity.intercept.method.aopalliance.MethodSecurityInterceptor.invoke(MethodSecurityInterceptor.java:80)
   at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:172)
   at org.alfresco.repo.security.permissions.impl.ExceptionTranslatorMethodInterceptor.invoke(ExceptionTranslatorMethodInterceptor.java:44)
   at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:172)
   at org.alfresco.repo.audit.AuditMethodInterceptor.proceedWithAudit(AuditMethodInterceptor.java:217)
   at org.alfresco.repo.audit.AuditMethodInterceptor.proceed(AuditMethodInterceptor.java:184)
   at org.alfresco.repo.audit.AuditMethodInterceptor.invoke(AuditMethodInterceptor.java:137)
   at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:172)
   at org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:107)
   at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:172)
   at org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:202)
   at $Proxy72.list(Unknown Source)
   at org.alfresco.web.bean.BrowseBean.queryBrowseNodes(BrowseBean.java:899)
   at org.alfresco.web.bean.BrowseBean.getNodes(BrowseBean.java:505)
   at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
   at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
   at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
   at java.lang.reflect.Method.invoke(Method.java:597)
   at org.apache.myfaces.el.PropertyResolverImpl.getProperty(PropertyResolverImpl.java:457)
   at org.apache.myfaces.el.PropertyResolverImpl.getValue(PropertyResolverImpl.java:85)
   at org.apache.myfaces.el.ELParserHelper$MyPropertySuffix.evaluate(ELParserHelper.java:535)
   at org.apache.commons.el.ComplexValue.evaluate(ComplexValue.java:145)
   at org.apache.myfaces.el.ValueBindingImpl.getValue(ValueBindingImpl.java:386)
   at org.alfresco.web.ui.common.component.data.UIRichList.getValue(UIRichList.java:151)
   at org.alfresco.web.ui.common.component.data.UIRichList.getDataModel(UIRichList.java:512)
   at org.alfresco.web.ui.common.component.data.UIRichList.bind(UIRichList.java:448)
   at org.alfresco.web.ui.common.renderer.data.RichListRenderer.encodeChildren(RichListRenderer.java:77)
   at javax.faces.component.UIComponentBase.encodeChildren(UIComponentBase.java:527)
   at javax.faces.webapp.UIComponentTag.encodeChildren(UIComponentTag.java:483)
   at javax.faces.webapp.UIComponentTag.doEndTag(UIComponentTag.java:364)
   at org.apache.jsp.jsp.browse.browse_jsp._jspx_meth_a_005frichList_005f0(browse_jsp.java:2822)
   at org.apache.jsp.jsp.browse.browse_jsp._jspx_meth_a_005fpanel_005f5(browse_jsp.java:2710)
   at org.apache.jsp.jsp.browse.browse_jsp._jspService(browse_jsp.java:868)
   at org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:70)
   at javax.servlet.http.HttpServlet.service(HttpServlet.java:717)
   at org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:377)
   at org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:313)
   at org.apache.jasper.servlet.JspServlet.service(JspServlet.java:260)
   at javax.servlet.http.HttpServlet.service(HttpServlet.java:717)
   at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:290)
   at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
   at org.apache.catalina.core.ApplicationDispatcher.invoke(ApplicationDispatcher.java:646)
   at org.apache.catalina.core.ApplicationDispatcher.processRequest(ApplicationDispatcher.java:436)
   at org.apache.catalina.core.ApplicationDispatcher.doForward(ApplicationDispatcher.java:374)
   at org.apache.catalina.core.ApplicationDispatcher.forward(ApplicationDispatcher.java:302)
   at org.apache.myfaces.context.servlet.ServletExternalContextImpl.dispatch(ServletExternalContextImpl.java:419)
   at org.apache.myfaces.application.jsp.JspViewHandlerImpl.renderView(JspViewHandlerImpl.java:211)
   at org.apache.myfaces.lifecycle.RenderResponseExecutor.execute(RenderResponseExecutor.java:41)
   at org.apache.myfaces.lifecycle.LifecycleImpl.render(LifecycleImpl.java:132)
   at javax.faces.webapp.FacesServlet.service(FacesServlet.java:140)
   at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:290)
   at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
   at org.alfresco.web.app.servlet.AuthenticationFilter.doFilter(AuthenticationFilter.java:104)
   at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
   at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
   at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
   at java.lang.reflect.Method.invoke(Method.java:597)
   at org.alfresco.repo.management.subsystems.ChainingSubsystemProxyFactory$1.invoke(ChainingSubsystemProxyFactory.java:116)
   at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:172)
   at org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:202)
   at $Proxy233.doFilter(Unknown Source)
   at org.alfresco.repo.web.filter.beans.BeanProxyFilter.doFilter(BeanProxyFilter.java:82)
   at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235)
   at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
   at org.alfresco.repo.web.filter.beans.NullFilter.doFilter(NullFilter.java:68)
   at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
   at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
   at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
   at java.lang.reflect.Method.invoke(Method.java:597)
   at org.alfresco.repo.management.subsystems.ChainingSubsystemProxyFactory$1.invoke(ChainingSubsystemProxyFactory.java:116)
   at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:172)
   at org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:202)
   at $Proxy233.doFilter(Unknown Source)
   at org.alfresco.repo.web.filter.beans.BeanProxyFilter.doFilter(BeanProxyFilter.java:82)
   at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235)
   at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
   at org.alfresco.web.app.servlet.GlobalLocalizationFilter.doFilter(GlobalLocalizationFilter.java:58)
   at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235)
   at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
   at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:233)
   at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:191)
   at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:127)
   at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:102)
   at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109)
   at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:298)
   at org.apache.coyote.http11.Http11AprProcessor.process(Http11AprProcessor.java:859)
   at org.apache.coyote.http11.Http11AprProtocol$Http11ConnectionHandler.process(Http11AprProtocol.java:579)
   at org.apache.tomcat.util.net.AprEndpoint$Worker.run(AprEndpoint.java:1555)
   at java.lang.Thread.run(Thread.java:619)
Caused by: com.ibatis.common.jdbc.exception.NestedSQLException:  
— The error occurred in alfresco/ibatis/#resource.dialect#/node-common-SqlMap.xml. 
— The error occurred while applying a result map. 
— Check the alfresco.node.result_NodeProperty. 
— Check the result mapping for the 'value.serializableValue' property. 
— Cause: org.alfresco.ibatis.SerializableTypeHandlerCallback$DeserializationException: java.io.StreamCorruptedException: invalid stream header: BB656430
   at com.ibatis.sqlmap.engine.mapping.statement.MappedStatement.executeQueryWithCallback(MappedStatement.java:204)
   at com.ibatis.sqlmap.engine.mapping.statement.MappedStatement.executeQueryForList(MappedStatement.java:139)
   at com.ibatis.sqlmap.engine.impl.SqlMapExecutorDelegate.queryForList(SqlMapExecutorDelegate.java:567)
   at com.ibatis.sqlmap.engine.impl.SqlMapExecutorDelegate.queryForList(SqlMapExecutorDelegate.java:541)
   at com.ibatis.sqlmap.engine.impl.SqlMapSessionImpl.queryForList(SqlMapSessionImpl.java:118)
   at org.springframework.orm.ibatis.SqlMapClientTemplate$3.doInSqlMapClient(SqlMapClientTemplate.java:295)
   at org.springframework.orm.ibatis.SqlMapClientTemplate$3.doInSqlMapClient(SqlMapClientTemplate.java:1)
   at org.springframework.orm.ibatis.SqlMapClientTemplate.execute(SqlMapClientTemplate.java:200)
   … 144 more
Caused by: org.alfresco.ibatis.SerializableTypeHandlerCallback$DeserializationException: java.io.StreamCorruptedException: invalid stream header: BB656430
   at org.alfresco.ibatis.SerializableTypeHandlerCallback.getResult(SerializableTypeHandlerCallback.java:82)
   at com.ibatis.sqlmap.engine.type.CustomTypeHandler.getResult(CustomTypeHandler.java:52)
   at com.ibatis.sqlmap.engine.mapping.result.ResultMap.getPrimitiveResultMappingValue(ResultMap.java:619)
   at com.ibatis.sqlmap.engine.mapping.result.ResultMap.getResults(ResultMap.java:345)
   at com.ibatis.sqlmap.engine.execution.SqlExecutor.handleResults(SqlExecutor.java:428)
   at com.ibatis.sqlmap.engine.execution.SqlExecutor.handleMultipleResults(SqlExecutor.java:344)
   at com.ibatis.sqlmap.engine.execution.SqlExecutor.executeQuery(SqlExecutor.java:233)
   at com.ibatis.sqlmap.engine.mapping.statement.MappedStatement.sqlExecuteQuery(MappedStatement.java:221)
   at com.ibatis.sqlmap.engine.mapping.statement.MappedStatement.executeQueryWithCallback(MappedStatement.java:189)
   … 151 more
Caused by: java.io.StreamCorruptedException: invalid stream header: BB656430
   at java.io.ObjectInputStream.readStreamHeader(ObjectInputStream.java:783)
   at java.io.ObjectInputStream.<init>(ObjectInputStream.java:280)
   at org.alfresco.ibatis.SerializableTypeHandlerCallback.getResult(SerializableTypeHandlerCallback.java:75)
   … 159 more


Por favor alguien que me ayude con este problemon que tengo, ya que no me deja visualizar ningun archivo contenido en espacios

de antemano GRACIAS