How do I fix ORA-12560 TNS protocol adapter error?
Set the Oracle system ID (SID) to C:>set oracle_sid=ORCL. Next, run the Net Start command (C:>net start oracleserviceORCL). This should resolve the ORA-12560 error in this situation.
How do I fix protocol adapter error?
How to Fix ORA-12560: TNS: Protocol Adapter Error
- Make sure the windows service is up and running.
- Make sure your ORACLE_SID is set to the instance name you’re trying to connect to. If either one or two are not correct you will get the error as seen below.
What is TNS protocol adapter error in SQL Plus?
The ” ORA-12560: TNS:protocol adapter error” almost always means 1) you are on a Windows, and 2) the environment variable ORACLE_SID is not set to the name of a database whose windows service is started. That would also explain the ORA-12154. Check that the service is started, in ‘services.
How do I fix the TNS protocol adapter error in Oracle 11g?
So in the services window just search for oracle. And there will be a service name oracle service or rcl. Okay so the status of this is not running now so you have to keep.
Where is TNS ORA file located?
ORACLE_HOME/network/admin directory
By default, the tnsnames. ora file is located in the ORACLE_HOME/network/admin directory.
What is TNS ORA file in Oracle?
The tnsnames.ora file is a configuration file that defines connection parameters for your Oracle database instance. By default, tnsnames.ora resides in the following location: Solaris. Oracle_HOME/network/admin. Windows.
How can I update Tnsnames Ora file?
Updating the tnsnames. ora files
- From the Oracle Home, open the file tnsnames. ora. Typically, the default location of the file tnsnames. ora is <ORACLE_HOME>\NETWORK\ADMIN\.
- Edit the entry in tnsnames.ora as follows: Replace HOST=machine_name. with HOST=virtual_IP_address.
- Save and close the tnsnames. ora file.
How do I install Tnsnames Ora file?
Specifying a Connection by Configuring a tnsnames. ora File
- Run Oracle Universal Installer.
- Select the Custom installation type.
- In the Available Product Components list, select Oracle Network Utilities and click Next.
- In the Summary window, click Install, then click Exit and Yes to exit Oracle Universal Installer.
Where is the TNS file located in Windows?
By default, the tnsnames. ora file is located in the ORACLE_HOME/network/admin directory.
Where is Tnsnames Ora on Windows 10?
Where is Tnsnames Ora file located?
Place the tnsnames. ora file in the ORACLE_HOME\network\admin directory, and ensure that the ORACLE_HOME environment has been set to this Oracle home.
Where is Tnsnames Ora file located in Windows 10?
How do I know which Tnsnames Ora is being used?
select instance_name, host_name from v$instance@rlink; This should tell you which database your database link is pointing to and then you will know which tnsnames file it picked up.