Problem with OPENBASE DATABASE
Problem with OPENBASE DATABASE
- Subject: Problem with OPENBASE DATABASE
- From: "Khanh Tran" <email@hidden>
- Date: Wed, 11 Dec 2002 09:49:20 -0000
Dear all,
I am new to WebObjects. I am trying to finish the exercises in Getting Started
Guide. But my programs fail when doing database tasks with Openbase database
(comes with WO).The samples come with WO do not work, too. The following
errors appear:
Exception occurred while handling request:
com.webobjects.foundation.NSForwardException [java.lang.NullPointerException]
null
com.webobjects.foundation.NSForwardException for
java.lang.NullPointerException
at com.openbase.net.OB_BufferedStream.close(OB_BufferedStream.java)
at java.net.SocketInputStream.close(SocketInputStream.java:193)
at java.io.BufferedInputStream.close(BufferedInputStream.java:398)
at java.io.FilterInputStream.close(FilterInputStream.java:159)
at com.openbase.net.OB_BufferedStream.close(OB_BufferedStream.java)
at com.openbase.net.OB_Connection.close(OB_Connection.java)
at
com.openbase.net.OB_NameServer.createOB_NameServer(OB_NameServer.java)
at com.openbase.net.OB_Database.getPortNumber(OB_Database.java)
at com.openbase.net.OB_Database.createOB_Database(OB_Database.java)
at com.openbase.jdbc.ObConnection.<init>(ObConnection.java)
at com.openbase.jdbc.ObDriver.connect(ObDriver.java)
at java.sql.DriverManager.getConnection(DriverManager.java:512)
at java.sql.DriverManager.getConnection(DriverManager.java:171)
at
com.webobjects.jdbcadaptor.JDBCContext.connect(JDBCContext.java:191)
at
com.webobjects.jdbcadaptor.JDBCContext._tryConnect(JDBCContext.java:250)
(more....)
Samples that don't support database work well.
Problems only occur with OPENBASE database. My programs work fine with
Oracle.
Please help me asap.
Thanks in advance.
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