When performing an update through yum I received the following error. The error was still present after trying both suggested work arounds. Yum uses a cache to speed operations and this cache can become corrupt […]
Tag: Error
ORA-12514 TNS:listener does not currently know of service requested in connect descriptor
Connectivity errors are common questions on Oracle related forums and in many cases they are highly misunderstood by the poster of the questions and some responders. Many times the source of confusion lies in the […]
ORA-12543: TNS:destination host unreachable
Connectivity errors are common questions on Oracle related forums and in many cases they are highly misunderstood by the poster of the questions and some responders. This aim of this document is to show a […]
ORA-12545: Connect failed because target host or object does not exist
Connectivity errors are common questions on Oracle related forums and in many cases they are highly misunderstood by the poster of the questions and some responders. This aim of this document is to show a […]
NI cryptographic checksum mismatch error: 12599
In testing of Oracle Enterprise Manager 11g R1 Grid Control we noticed frequent ORA-12599 errors in the alert logs of the monitored databases including the repository database. Upon further investigation we found that the ORA-12599 […]
Using the OERR Utility to Aid in Error Investigation
Many Oracle products on UNIX have a utility called OERR that can be used to aid error investigation. The OERR utility is not documented so many new to Oracle on UNIX may not be aware […]
Metric Collection Error after fresh install of Oracle Enterprise Manager 11gR1 Grid Control
Scenario: You have completed the install of Oracle Enterprise Manager 11gR1 Grid Control and noticed the that repository database has a status with Metric Collection Error.
I just got/found an ORA-00600 after doing < X >. What should I do?
You have just been alerted that the database has encountered an ORA-00600, what should you do?