Type Exception Report
Message org.hibernate.service.UnknownServiceException: Unknown service requested [org.hibernate.service.jdbc.connections.spi.ConnectionProvider]
Description The server encountered an unexpected condition that prevented it from fulfilling the request.
Exception
javax.servlet.ServletException: org.hibernate.service.UnknownServiceException: Unknown service requested [org.hibernate.service.jdbc.connections.spi.ConnectionProvider] org.dspace.utils.servlet.DSpaceWebappServletFilter.doFilter(DSpaceWebappServletFilter.java:85)
Root Cause
org.hibernate.service.UnknownServiceException: Unknown service requested [org.hibernate.service.jdbc.connections.spi.ConnectionProvider] org.hibernate.service.internal.AbstractServiceRegistryImpl.getService(AbstractServiceRegistryImpl.java:151) org.hibernate.internal.AbstractSessionImpl.getJdbcConnectionAccess(AbstractSessionImpl.java:262) org.hibernate.engine.jdbc.internal.JdbcCoordinatorImpl.<init>(JdbcCoordinatorImpl.java:106) org.hibernate.engine.transaction.internal.TransactionCoordinatorImpl.<init>(TransactionCoordinatorImpl.java:90) org.hibernate.internal.SessionImpl.<init>(SessionImpl.java:254) org.hibernate.internal.SessionFactoryImpl$SessionBuilderImpl.openSession(SessionFactoryImpl.java:1618) org.hibernate.context.internal.ThreadLocalSessionContext.buildOrObtainSession(ThreadLocalSessionContext.java:149) org.hibernate.context.internal.ThreadLocalSessionContext.currentSession(ThreadLocalSessionContext.java:107) org.hibernate.internal.SessionFactoryImpl.getCurrentSession(SessionFactoryImpl.java:993) org.dspace.core.HibernateDBConnection.getTransaction(HibernateDBConnection.java:56) org.dspace.core.HibernateDBConnection.isTransActionAlive(HibernateDBConnection.java:51) org.dspace.core.Context.isValid(Context.java:589) org.dspace.app.webui.servlet.DSpaceServlet.processRequest(DSpaceServlet.java:183) org.dspace.app.webui.servlet.DSpaceServlet.doGet(DSpaceServlet.java:73) javax.servlet.http.HttpServlet.service(HttpServlet.java:489) javax.servlet.http.HttpServlet.service(HttpServlet.java:583) org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:51) org.dspace.utils.servlet.DSpaceWebappServletFilter.doFilter(DSpaceWebappServletFilter.java:78)
Note The full stack trace of the root cause is available in the server logs.