HTTP Status 500 – Internal Server Error

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.xmlui.utils.ContextUtil.completeContext(ContextUtil.java:148)
	org.dspace.app.xmlui.cocoon.DSpaceCocoonServletFilter.doFilter(DSpaceCocoonServletFilter.java:179)
	org.dspace.app.xmlui.cocoon.servlet.multipart.DSpaceMultipartFilter.doFilter(DSpaceMultipartFilter.java:119)
	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.

HTTP Status 500 – Internal Server Error

Apache Tomcat/9.0.98