server : sun-appserver-pe8.1_01
DB : oracle
Datasource name : oracle.jdbc.pool.OracleDataSource
When we deploy the ear file through admin site, we are able to run the application. when we shutdown and restart the application server we are getting below exception. please help out
java.lang.ExceptionInInitializerError
at java.lang.Class.forName0(Native Method)
at java.lang.Class.forName(Class.java:169)
at $Proxy18.(Unknown Source)
at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:39)
at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:27)
at java.lang.reflect.Constructor.newInstance(Constructor.java:513)
at com.sun.ejb.containers.BaseContainer.instantiateEJBObjectImpl(BaseContainer.java:1821)
at com.sun.ejb.containers.BaseContainer.initializeHome(BaseContainer.java:608)
at com.sun.ejb.containers.StatefulSessionContainer.initializeHome(StatefulSessionContainer.java:141)
at com.sun.ejb.containers.ContainerFactoryImpl.createContainer(ContainerFactoryImpl.java:287)
at com.sun.enterprise.server.AbstractLoader.loadEjbs(AbstractLoader.java:477)
at com.sun.enterprise.server.ApplicationLoader.load(ApplicationLoader.java:125)
at com.sun.enterprise.server.TomcatApplicationLoader.load(TomcatApplicationLoader.java:95)
at com.sun.enterprise.server.AbstractManager.load(AbstractManager.java:180)
at com.sun.enterprise.server.ApplicationLifecycle.onStartup(ApplicationLifecycle.java:200)
at com.sun.enterprise.server.ApplicationServer.onStartup(ApplicationServer.java:300)
at com.sun.enterprise.server.PEMain.run(PEMain.java:294)
at com.sun.enterprise.server.PEMain.main(PEMain.java:220)
Caused by: com.sun.enterprise.InvocationException
at com.sun.enterprise.resource.ResourceManagerImpl.getTransaction(ResourceManagerImpl.java:41)
at com.sun.enterprise.resource.PoolManagerImpl.getResource(PoolManagerImpl.java:141)
at com.sun.enterprise.connectors.ConnectionManagerImpl.internalGetConnection(ConnectionManagerImpl.java:258)
at com.sun.enterprise.connectors.ConnectionManagerImpl.allocateConnection(ConnectionManagerImpl.java:147)
at com.sun.enterprise.connectors.ConnectionManagerImpl.allocateConnection(ConnectionManagerImpl.java:122)
at com.sun.gjc.spi.DataSource.getConnection(DataSource.java:70)