NullPointerException in oracle.jdbc.driver.NamedTypeAccessor.getOracleObject

Issue

• The following exception can be observed in the server log file:

WARN  [org.jboss.jca.core.connectionmanager.listener.TxConnectionListener] (http-localhost/127.0.0.1:8080-5) IJ000305: Connection error occured: org.jboss.jca.core.connectionmanager.listener.TxConnectionListener@79d25b0f[state=NORMAL managed connection=org.jboss.jca.adapters.jdbc.xa.XAManagedConnection@61587444 connection handles=1 lastUse=1431359962209 trackByTx=true pool=org.jboss.jca.core.connectionmanager.pool.strategy.OnePool@7a108257 pool internal context=SemaphoreArrayListManagedConnectionPool@1a636601[pool=abc] xaResource=XAResourceWrapperImpl@51dd5c5c[xaResource=org.jboss.jca.adapters.jdbc.xa.XAManagedConnection@61587444 pad=false overrideRmValue=false productName=Oracle productVersion=Oracle Database 11g Enterprise Edition Release 11.2.0.3.0 - 64bit Production
With the Partitioning and Automatic Storage Management options jndiName=java:/jdbc/MyDS] txSync=null]: java.lang.NullPointerException
    at oracle.jdbc.driver.NamedTypeAccessor.getOracleObject(NamedTypeAccessor.java:302) [ojdbc6-11.2.0.3.0.jar:11.2.0.3.0]
    at oracle.jdbc.driver.NamedTypeAccessor.getSQLXML(NamedTypeAccessor.java:413) [ojdbc6-11.2.0.3.0.jar:11.2.0.3.0]
    at oracle.jdbc.driver.OracleResultSetImpl.getSQLXML(OracleResultSetImpl.java:1251) [ojdbc6-11.2.0.3.0.jar:11.2.0.3.0]
    at oracle.jdbc.driver.OracleResultSet.getSQLXML(OracleResultSet.java:488) [ojdbc6-11.2.0.3.0.jar:11.2.0.3.0]
    at org.jboss.jca.adapters.jdbc.WrappedResultSet.getSQLXML(WrappedResultSet.java:3264)
        ...