{"id":5935,"date":"2014-04-10T08:53:17","date_gmt":"2014-04-10T08:53:17","guid":{"rendered":"https:\/\/unknownerror.org\/index.php\/2014\/04\/10\/org-apache-openjpa-persistence-persistenceexception-invalid-stream-header-collection-of-common-programming-errors\/"},"modified":"2014-04-10T08:53:17","modified_gmt":"2014-04-10T08:53:17","slug":"org-apache-openjpa-persistence-persistenceexception-invalid-stream-header-collection-of-common-programming-errors","status":"publish","type":"post","link":"https:\/\/unknownerror.org\/index.php\/2014\/04\/10\/org-apache-openjpa-persistence-persistenceexception-invalid-stream-header-collection-of-common-programming-errors\/","title":{"rendered":"org.apache.openjpa.persistence.PersistenceException: invalid stream header-Collection of common programming errors"},"content":{"rendered":"<p>Hi I am using OpenJPA ver 2.2.0. I have two projects one where I am having code for middle and data tier code. From this project I create a jar file which I add it to a web project. In the middle tier project I am doing build time enhancement of the code before creating the jar.<\/p>\n<p>When I add the jar to my web application and execute it I am getting<\/p>\n<pre><code> org.apache.openjpa.persistence.PersistenceException: invalid stream header: 31303031\nFailedObject: SELECT * FROM lbs.company_user comUs WHERE comUs.user_id = ? [java.lang.String]\nat org.apache.openjpa.util.Serialization.deserialize(Serialization.java:88)\nat org.apache.openjpa.jdbc.sql.DBDictionary.getBlobObject(DBDictionary.java:651)\nat org.apache.openjpa.jdbc.sql.MySQLDictionary.getBlobObject(MySQLDictionary.java:346)\nat org.apache.openjpa.jdbc.sql.ResultSetResult.getObjectInternal(ResultSetResult.java:402)\nat org.apache.openjpa.jdbc.sql.AbstractResult.getObject(AbstractResult.java:696)\nat org.apache.openjpa.jdbc.meta.strats.HandlerStrategies.loadDataStore(HandlerStrategies.java:222)\nat org.apache.openjpa.jdbc.meta.strats.HandlerFieldStrategy.load(HandlerFieldStrategy.java:187)\nat org.apache.openjpa.jdbc.meta.FieldMapping.load(FieldMapping.java:928)\nat org.apache.openjpa.jdbc.kernel.JDBCStoreManager.load(JDBCStoreManager.java:1094)\nat org.apache.openjpa.jdbc.kernel.JDBCStoreManager.load(JDBCStoreManager.java:1038)\nat org.apache.openjpa.jdbc.kernel.JDBCStoreManager.initializeState(JDBCStoreManager.java:409)\nat org.apache.openjpa.jdbc.kernel.JDBCStoreManager.initialize(JDBCStoreManager.java:304)\nat org.apache.openjpa.kernel.DelegatingStoreManager.initialize(DelegatingStoreManager.java:112)\nat org.apache.openjpa.kernel.ROPStoreManager.initialize(ROPStoreManager.java:57)\nat org.apache.openjpa.kernel.BrokerImpl.initialize(BrokerImpl.java:1036)\nat org.apache.openjpa.kernel.BrokerImpl.find(BrokerImpl.java:994)\nat org.apache.openjpa.kernel.BrokerImpl.find(BrokerImpl.java:916)\nat org.apache.openjpa.jdbc.kernel.JDBCStoreManager.load(JDBCStoreManager.java:1012)\nat org.apache.openjpa.jdbc.kernel.GenericResultObjectProvider.getResultObject(GenericResultObjectProvider.java:93)\nat org.apache.openjpa.lib.rop.EagerResultList.(EagerResultList.java:36)\nat org.apache.openjpa.kernel.QueryImpl.toResult(QueryImpl.java:1251)\nat org.apache.openjpa.kernel.QueryImpl.execute(QueryImpl.java:1007)\nat org.apache.openjpa.kernel.QueryImpl.execute(QueryImpl.java:863)\nat org.apache.openjpa.kernel.QueryImpl.execute(QueryImpl.java:794)\nat org.apache.openjpa.kernel.DelegatingQuery.execute(DelegatingQuery.java:542)\nat org.apache.openjpa.persistence.QueryImpl.execute(QueryImpl.java:286)\nat org.apache.openjpa.persistence.QueryImpl.getResultList(QueryImpl.java:302)\nat org.apache.openjpa.persistence.QueryImpl.getSingleResult(QueryImpl.java:330)\nat test.geofence.dal.impl.UserDAOImpl.findByKey(UserDAOImpl.java:58)\nat test.geofence.servlets.Authentication.login(Authentication.java:199)\nat test.geofence.servlets.Authentication.processRequest(Authentication.java:112)\nat test.geofence.servlets.Authentication.doGet(Authentication.java:285)\nat javax.servlet.http.HttpServlet.service(HttpServlet.java:617)\nat javax.servlet.http.HttpServlet.service(HttpServlet.java:717)\nat org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:290)\nat org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)\nat org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:233)\nat org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:191)\nat org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:127)\nat org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:102)\nat org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109)\nat org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:298)\nat org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:859)\nat org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process(Http11Protocol.java:588)\nat org.apache.tomcat.util.net.JIoEndpoint$Worker.run(JIoEndpoint.java:489)\nat java.lang.Thread.run(Unknown Source)\nCaused by: java.io.StreamCorruptedException: invalid stream header: 31303031\nat java.io.ObjectInputStream.readStreamHeader(Unknown Source)\nat java.io.ObjectInputStream.(Unknown Source)\nat org.apache.openjpa.util.Serialization$ClassResolvingObjectInputStream.(Serialization.java:127)\nat org.apache.openjpa.util.Serialization$PersistentObjectInputStream.(Serialization.java:161)\nat org.apache.openjpa.util.Serialization.deserialize(Serialization.java:86)\n... 45 more\n<\/code><\/pre>\n<p>Can somebody tell me why I am getting this error and probable solution?<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Hi I am using OpenJPA ver 2.2.0. I have two projects one where I am having code for middle and data tier code. From this project I create a jar file which I add it to a web project. In the middle tier project I am doing build time enhancement of the code before creating [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-5935","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"_links":{"self":[{"href":"https:\/\/unknownerror.org\/index.php\/wp-json\/wp\/v2\/posts\/5935","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/unknownerror.org\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/unknownerror.org\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/unknownerror.org\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/unknownerror.org\/index.php\/wp-json\/wp\/v2\/comments?post=5935"}],"version-history":[{"count":0,"href":"https:\/\/unknownerror.org\/index.php\/wp-json\/wp\/v2\/posts\/5935\/revisions"}],"wp:attachment":[{"href":"https:\/\/unknownerror.org\/index.php\/wp-json\/wp\/v2\/media?parent=5935"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/unknownerror.org\/index.php\/wp-json\/wp\/v2\/categories?post=5935"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/unknownerror.org\/index.php\/wp-json\/wp\/v2\/tags?post=5935"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}