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SQL> startup error

[oracle@localhost ~]$ sqlplus sys as sysdba SQL*Plus: Release 11.2.0.1.0 Production on Tue Feb 15 16:09:03 2011 Copyright (c) 1982, 2009, Oracle. All rights reserved. Enter password: Connected to an idle instance. SQL> selct * from v$version SP2-0734: unknown command beginning "selct * fr..." - rest of line ignored. SQL> select * from v$version; select * from v$version * ERROR at line 1: ORA-01034: ORACLE not available Process ID: 0 Session ID: 0 Serial number: 0 SQL> startup ORA-01078: failure in processing system parameters LRM-00109: could not open parameter file '/u01/app/oracle/product/11.2.0/db_1/dbs/initDB11G.ora'

How do I download and install Java for my Linux computer?

1) Change the permission of the file you downloaded to be executable. Type: chmod a+x jre-6u -linux-i586.bin 2) Verify that you have permission to execute the file. Type: ls -l 3) Change to the directory in which you want to install. Type: cd For example, to install the software in the /usr/java/ directory, Type: cd /usr/java/ 4) Run the self-extracting binary Type: ./jre-6u -linux-i586.bin 5) Verify that the jre1.6.0_ sub-directory is listed under the current directory.

java.lang.ClassCastException: com.sun.xml.internal.messaging.saaj.soap.ver1_1.Envelope1_1Impl cannot be cast to org.apache.axis.message

FIRST SOLUTION: (for administrators; is a global solution) Set the system property when invoking Java process : -Djavax.xml.soap.MessageFactory=org.apache.axis.soap.MessageFactoryImpl SECOND SOLUTION: (for developers; is a local solution) a ) Locate in the source code of your application the place where de message factory is instantied to create SOAP messages: MessageFactory.newInstance() // --> javax.xml.soap.MessageFactory b) Replace this expression (MessageFactory.newInstance()) with: new org.apache.axis.soap.MessageFactoryImpl()