[jboss-user] [Persistence, JBoss/CMP, Hibernate, Database] - Re: Oracle Database resource problem

[skumarsamy]

Hi,

I'm now getting some other exception as follows. Here i'm the only user and i don't have much connection too.

10:42:24,484 WARN  [JBossManagedConnectionPool] Unable to fill pool
org.jboss.resource.JBossResourceException: Could not create connection; - nested throwable: (java.lang.NullPointerException)
        at org.jboss.resource.adapter.jdbc.local.LocalManagedConnectionFactory.createManagedConnection(LocalManagedConnectionFactory.java:179)
        at org.jboss.resource.connectionmanager.InternalManagedConnectionPool.createConnectionEventListener(InternalManagedConnectionPool.java:565)
        at org.jboss.resource.connectionmanager.InternalManagedConnectionPool.fillToMin(InternalManagedConnectionPool.java:512)
        at org.jboss.resource.connectionmanager.PoolFiller.run(PoolFiller.java:74)
        at java.lang.Thread.run(Thread.java:595)
Caused by: java.lang.NullPointerException
        at org.jboss.mx.loading.RepositoryClassLoader.findClass(RepositoryClassLoader.java:620)
        at java.lang.ClassLoader.loadClass(ClassLoader.java:306)
        at org.jboss.mx.loading.RepositoryClassLoader.loadClassImpl(RepositoryClassLoader.java:464)
        at org.jboss.mx.loading.RepositoryClassLoader.loadClass(RepositoryClassLoader.java:405)
        at java.lang.ClassLoader.loadClass(ClassLoader.java:251)
        at java.lang.ClassLoader.loadClassInternal(ClassLoader.java:319)
        at java.lang.Class.forName0(Native Method)
        at java.lang.Class.forName(Class.java:164)
        at oracle.net.ns.NetException.(Unknown Source)
        at oracle.net.ano.Ano.e(Ano)
        at oracle.net.ano.Ano.init(Ano)
        at oracle.net.ns.NSProtocol.connect(Unknown Source)
        at oracle.jdbc.driver.T4CConnection.connect(T4CConnection.java:844)
        at oracle.jdbc.driver.T4CConnection.logon(T4CConnection.java:268)
        at oracle.jdbc.driver.PhysicalConnection.(PhysicalConnection.java:414)
        at oracle.jdbc.driver.T4CConnection.(T4CConnection.java:165)
        at oracle.jdbc.driver.T4CDriverExtension.getConnection(T4CDriverExtension.java:35)
        at oracle.jdbc.driver.OracleDriver.connect(OracleDriver.java:801)
        at org.jboss.resource.adapter.jdbc.local.LocalManagedConnectionFactory.createManagedConnection(LocalManagedConnectionFactory.java:171)
        ... 4 more

regards
kumar

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