How do I change the TNS path in PL SQL Developer?

How do I change the TNS path in PL SQL Developer?

6 Answers

1. In PLSQL Developer (version 11.0) go to Help/Support Info.
2. Click the TNS Names tab.
3. On the Info tab scroll down to the TNS File entry and to see the path for the tns file PLSQL Developer is using.
4. To correct the path:
5. A new PLSQL Developer UI will open and you should be able to connect.

How configure Tnsnames Ora in PL SQL Developer?

Hint.

1. Start SQL Developer and go to Tools > Preferences;
2. In the Preferences option, expand the Database component, click on Advanced, and under the “Tnsnames Directory”, browse to the folder where your tnsnames.ora file is located;
3. Restart SQL Developer;
4. Now in SQL Developer select Connections and click New Connection;

Where is TNS entry in SQL Developer?

your USER Home directory. $ORACLE_HOME\network\admin — assumes you have a client installed. OS Environment Variable value for TNS_ADMIN. Registry entry for TNS_ADMIN.

How do I open a listener Ora file in Windows?

ora is in $ORACLE_HOME/network/admin with a soft link to the ORACLE_SID location. In windows, look for the tns_admin registry entry. If tns_admin is set then you should be able to use a network alias, not the full “(DESCRIPTION…” connect string. The TNS_ADMIN parm tells Oracle clients where to find the listener.

What is listener Ora file in Oracle?

The listener. ora file is the configuration file for a listener. It can include the protocol addresses it is accepting connection requests on, a list of the database and other services it is listening for, and control parameters used by the listener.

How do I connect to a listener in Oracle?

For Oracle Net to accept connections on the database server, start the listener with the Listener Control utility on the server:

1. Determine the status of the listener. From the command line, enter: lsnrctl LSNRCTL> STATUS [listener_name]
2. Start the listener.
3. Exit from the Listener Control utility.

What causes ‘ora-12541 TNS TNS no listener’ error?

There are many potential causes for ‘ORA-12541 TNS:no listener’ errors. For example: Scenario #1 – Tnsnames.ora file does not have the correct information required to connect to Scenario #2 – Oracle server has more than one network card, but only 1 card is configured

Where can I find the ora-12541 file?

Generally, the listener.ora file can be found in $ORACLE_HOME/network/admin or ORACLE_BASE\\ORACLE_HOME etwork\\admin on Unix and Windows platforms respectively. When there is any problem with the listener, the user will likely run into ORA-12541.

How to solve Oracle listener connection problem?

Ask Oracle DBA to check the Oracle server, to solve connection problem. NOTE: Oracle is a third party (non-IBM) piece of software. IBM cannot give any official advice on third-party (non-IBM) products. However, in one customer’s case, the problem was solved by deleting and re-creating the Oracle Listener.

Why can’t I connect to my Oracle Server?

In one customer’s specific case, the Oracle server’s listener was not configured correctly. Ask Oracle DBA to check the Oracle server, to solve connection problem. NOTE: Oracle is a third party (non-IBM) piece of software. IBM cannot give any official advice on third-party (non-IBM) products.