ORA-20603: Updating timezone region of a target is not supported

Enterprise manager does not start after updating the database. The emdb.nohup has an ORA-20603: Updating timezone region of a target is not supported error message in it. The problem The timezones have been updated within the database. Solution As Oracle run: $ORACLE_HOME/bin/emctl resetTZ agent and follow the instructions.  You’ll need the sysman or sys password […]

Changing JMS Connection Password in Oracle SOA Suite

By default the the password for eis/Jms/TopicConnectionFactory JMS Connection is welcome1. This needs to be changed if the oc4jadmin password is not set to this. Problem After creating an ESB process you are unable to write to a JMS topic.  The following error message is displayed in the ESB Console: The Adapter Framework was unable […]

Installing Cygwin for Windows XP

Instructions on how to install Cygwin on Windows XP, setup ssh and create a shortcut for rxvt. Pre-Install Download setup.exe from http://www.cygwin.com/ Install Run setup.exe The basic tools required are: openssh rxvt Other packages will also be installed in order to support these. Click Here to view a movie on how to do this. Post-Install Run cygwin. Click Here to […]

Setting up VMware Server on Linux

Instructions on how to setup VMware server on linux and access it from a windows machine. Pre-Setup Download VMware server rpm for Linux from http://www.vmware.com and register for a free serial number.  The current version is 1.0.3. Setup access to the server. See Installing Cygwin for Windows XP for instructions on how to setup access to the linux server. […]

ORA-12505, TNS:listener does not currently know of SID given in connect descriptor

The database trying to be connected to is not running. Ensure the Oracle database is running and that the TNS entry you are using is correct. Resolution Start the Oracle Database   Windows start the OracleServiceXE service. Linux login as oracle and run dbstart.   Test TNS To test TNS run tnsping on the command […]

Oracle XE Tuning

Oracle XE is an excellent starter database, but under normal loads the out of the box parameters need to be increased. Database Sessions Increase the number of sessions that the database can handle at one time.  This will allow for more users to access the database. sqlplus /nolog SQL> show parameters sessions SQL> alter system […]