What is TNS protocol adapter error?
ORA-12560 : TNS:protocol adapter error : If the connection identifier is correctly defined in the tnsnames.ora on the client and the host/IP address is correct and resolves correctly to the database server and the database listener is up and running but the port is incorrect, then this error would appear.
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How do I connect to a database in SQL Plus?
Open a UNIX or Windows terminal and type SQL*Plus: sqlplus.
When prompted, enter your Oracle database username and password.
You can also issue a SQL*Plus command in the form: sqlplus username/password.
SQL*Plus starts up and connects to the default database.
How do I find Oracle SID?
HKEY_LOCAL_MACHINE >> SOFTWARE >> ORACLE >>
Oracle_SID will be your show SID.
Oracle_Home specifies the location of your home database.
Oracle_BUNDLE_NAME shows your Oracle database setup.
Oracle_SVCUSER checks the Windows user for your Oracle database.
How do I take down an Oracle database?
Access the Oracle database server.
Start SQL*Plus with the shortcut: C:\> sqlplus /NOLOG.
Connect to the Oracle database with username SQL>sysdba:CONNECT for each AS SYSDBA.
To start the database, knowledge: SQL> STARTUP [PFILE=path\filename]
To close the database, type: SHUTDOWN sql> [mode]
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How to avoid TNS protocol adapter error ORA-12560 on Windows? Click Start Service for OracleServiceXE, OracleXEClrAgent, OracleXETNSListener. That’s all! 😉 Well, verification in combination with SQLPlus … verification with Oracle SQL Developer …
You can apply the following fixes to fix TNS error 12560. Get the latest hotfix for the SQL*NET client software. Set $ORACLE_HOME and (the $path variable should be made available to system users).
How do I fix error ORA-12560 TNS protocol adapter error?
Set the Oracle System Identifier (SID) to C:>set oracle_sid=ORCL. Then run the Net Start command (C:>net try oracleserviceORCL). This should fix the ORA-12560 error in this situation.
How do I fix ORA 12560 TNS protocol adapter error?
Set the Oracle System Identifier (SID) to C:>set oracle_sid=ORCL. Then start the Net Start control (C:>net start oracleserviceORCL). This should reduce the ora-12560 error in this situation.
How do I get rid of TNS protocol adapter error?
Set the Oracle System Identifier (SID) time for C:>set oracle_sid=ORCL. Then run the Net Start (C:>net oracleserviceORCL) start command. This should fix the ORA-12560 error in this situation.
How do I fix the TNS protocol adapter error in Oracle 11g?
How to fix ORA-12560: Tns protocol: adapter error
- Make sure our own Windows service is running.
- Make sure your ORACLE_SID is set if you want to try the instance name you want to login as. Or most likely both are wrong, you will probably get the error message available below.
When does ora-12560 throw a TNS protocol adapter error?
ORA-12560 occurs when you establish a database connection and cannot re-establish it. At the moment it just has a TNS protocol adapter error. A new measured value may be the cause: 1. The receiver is not active. a little. Third party software. 3. Problem with tnsnames.ora file.
Why do I get a TNS protocol adapter error?
At the moment it just throws a TNS protocol adapter error. It can be one of the following: 9. The receiver is not active. 2. Third party software. 3. Problem with each of our tnsnames.ora files. 1. The listener is not alive
What is TNS protocol adapter error?
The cause of the ORA-12560 error is a generic protocol adapter hard bug. This could be something as simple as a number of databases are down because the instance is not configured to start automatically. This could also be a real temporary sql*net client bug that occurs intermittently.
How do I fix error ORA-12560 TNS protocol adapter error?
Set the Oracle System Identifier (SID) to C:>set oracle_sid=ORCL. Then run the net open command (C:>net start oracleserviceORCL). This should resolve the ORA-12560 error in this fair situation.
How do I fix ORA 12560 TNS protocol adapter error?
Set the Oracle System Identifier (SID) to C:>set oracle_sid=ORCL. Then Net Start administration is used (C:>net start oracleserviceORCL). This should fix the ORA-12560 error in this situation.
How do I get rid of TNS protocol adapter error?
Set the Oracle Machine Identifier (SID) to C:>set oracle_sid=ORCL. Then run the Net Start command (C:>net, think oracleserviceORCL). This should fix the ORA-12560 error in this situation.
How do I fix the TNS protocol adapter error in Oracle 11g?
How to fix ORA-12560: TNS: protocol adapter error
- Make sure the Windows Service Provider is up and running. Make sure you set the
- of your own ORACLE_SID to the name of the event you want to communicate with. If one or two are incorrect in general, you will get all errors as shown below.
When does ora-12560 throw a TNS protocol adapter error?
ORA-12560 occurs when you connect to a database and cannot connect. At the moment it absolutely generates a TNS adapter protocol error. This could be one of the following reasons, I would say: 1. The listener is not happy. 2. Third party software. 3. Problem with tnsnames.ora file.
Why do I get a TNS protocol adapter error?
At this point, a TNS protocol adapter error is explicitly generated. The reason may be one of the following: 1. The listener is not very busy. 2. Third party software. 3. Problem with tnsnames.ora file. 1. Speaker not active
What is TNS protocol adapter error?
The cause of the ORA-12560 error is a general error with your own protocol adapter. This might be because something like this doesn’t work on the database because the instance can’t be configured to start automatically. It could also be a permanent temporary sql*net client error that occurs intermittently.
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I’m Ahmir, a freelance writer and editor who specializes in technology and business. My work has been featured on many of the most popular tech blogs and websites for more than 10 years. Efficient-soft.com is where I regularly contribute to my writings about the latest tech trends. Apart from my writing, I am also a certified project manager professional (PMP).