How do I start the Oracle listener service?
To start Oracle Net Listener, do the following:
- Start the listener with the Listener Control utility.
- Start the database, as follows:
- Confirm that database service registration with the listener has completed using the Listener Control utility using the following command: LSNRCTL> SERVICES [listener_name]
How do I enable listener?
Start the Oracle listener service.
- Windows operating systems: Use the Services menu to start the Oracle TNS listener named OracleOraDb12_home1TNSListener . If the Oracle listener service is idle, start the listener.
- UNIX and Linux operating systems: Enter these commands: # su – oracle # ./lsnrctl start.
Why do I get an ora-12541 no listener error?
You see the error ” ORA-12541: TNS:no listener” on the Symantec Data Loss Prevention Enforce server. Learn how to check the status of the Oracle listener service, and start or restart the service if necessary.
Why is my Windows database saying no listener?
Question: I’m getting a TNS “no listener” error on my Windows Oracle database when trying to connect: How do I fix a “no listener” error? Answer: The TNS no listener errors indicate that the Windows listener service is not accepting connections or the service is not running.
Do you need listener software for Oracle client?
…Oracle client, that does not include the Oracle database or listener software, it is, well, the clinet, used to connect to a database server. You will need to install the Oracle database server software, which does also include the client software. https://www.oracle.com/technetwork/database/enterprise-edition/downloads/index.html
Why does my Ora say TNS no listener?
The ORA-12541 message reads, “TNS no listener.” This happens if the listener is either down as it attempts to make a connection or if it has not been started or improperly configured. In addition, it may be caused by a connectivity problem with the network.