Servlets- Connection Pooling Probelm using jdbc drivers

[Anu Manne contractor for Carl Kiger]

I am having trouble establishing multiple connections to Oracle database

through my servlets. I get the following error message:

ConnectionPool: Registering oracle.jdbc.driver.OracleDriver
java.sql.SQLException: invalid arguments in call
at oracle.jdbc.dbaccess.DBError.check_error(DBError.java:448)
at oracle.jdbc.ttc7.TTC7Protocol.logon(TTC7Protocol.java:142)
at oracle.jdbc.driver.OracleConnection.(OracleConnection.java:93)
at oracle.jdbc.driver.OracleDriver.connect(OracleDriver.java:146)
at java.sql.DriverManager.getConnection(DriverManager.java:90)
at javaservlets.jdbc.ConnectionPool.fillPool(ConnectionPool.java:554)
at
javaservlets.jdbc.ConnectionPool.createPool(ConnectionPool.java:510)
at
javaservlets.jdbc.ConnectionPool.initialize(ConnectionPool.java:116)
* at javaservlets.jdbc.ConnectionPool.initialize(ConnectionPool.java:94)

at javaservlets.db.FastEmployeeList1.init(FastEmployeeList1.java:99)
at
com.livesoftware.jrun.JRunServletLoader.loadServlet(JRunServletLoader.java)

at com.livesoftware.jrun.JRun.getServlet(JRun.java)
at com.livesoftware.jrun.JRun.getServlet(JRun.java)
at com.livesoftware.jrun.JRun.runServlet(JRun.java)
at
com.livesoftware.jrun.JRunGeneric.handleConnection(JRunGeneric.java)
at
com.livesoftware.jrunnsapi2.JRunNSAPIDirect.HandleConnection(JRunNSAPIDirect.java)

at com.livesoftware.jrunnsapi2.JRunNSAPI.run(JRunNSAPI.java)
at
netscape.server.applet.ServerApplet.handleRequest(ServerApplet.java:69)
at
netscape.server.applet.HttpApplet.handleRequest(HttpApplet.java:680)

*********
cfg file:

ConnectionPool.cfg
JDBCDriver=oracle.jdbc.driver.OracleDriver
JDBCConnectionURL=jdbc:oracle:thin:@server:port:instance
ConnectionPoolSize=5
ConnectionPoolMax=100
ConnectionUseCount=5
ConnectionTimeout = 2
User=username
Password=password
********

Any help is greatly appreciated.

Thanks,
Anu