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.
If you still get ORA-12560, make sure you can ping the XE service. Use: tnsping XE And you should get OK message along with full connection string (tnsping command is located in oracle’s installation dir: [oracle express installation dir]apporacleproduct11.2.0serverbin).
The ORA-12560 TNS protocol adapter error occurs much more frequently when the listener is down or you may be entering incorrect tns service details and people are on a Windows machine that may be hosting Oracle Database, a database service for Windows Services. stopped here. So you can use the following steps to fix my mistake. Click the Start button. Select EXECUTE.
I fixed “ORA-12560: TNS: protocol adapter error” by manually starting all Oracle services from my machine. Start > Control Panel > Performance Support > Administrative Tools and therefore Tools > Services. This was mostly due to RAM so services take less time to start. I am getting an error while installing Oracle PC i.e….
-1 In my case (ORA-12560: TNS method adapter error) the issue is related to database relationship issues such as database, username and password. Once you have a problem. First, you need to check the relationship details, find the oracle program, etc.
How do I fix error ORA-12560 TNS protocol adapter error?
Set the Oracle System Identifier (SID) to C:>set oracle_sid=ORCL. Then teach Net Command Start (C:>net setup 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 id to (sid) C:>set oracle_sid=ORCL. Then run the Net Start Start (c:>net oracleserviceORCL) command. This should fix this particular ora-12560 error in this situation.
When does ora-12560 throw a TNS protocol adapter error?
ORA-12560 occurs when you connect exactly to a disk and it fails to connect. Then it just throws a TNS protocol adapter error. The reason may be one of the following:. The listener is probably not active. 2. Third party software. 10. Problem with tnsnames.ora file.
What causes ora-12560 TNS protocol adapter error?
ORA-12560: TNS protocol adapter error. Sometimes you are bound to get an ORA-12560: “TNS: protocol adapter error” error. The details of the error are usually as follows. Cause. A general adapter protocol error has occurred. Action: Check the address used for the correct protocol specification.
Why do I get an ora-12560-tns error when starting Oracle Database?
Also, I’d like to confirm that each of our sqlplus executables you run are correct by checking their location – make sure it’s in one of the server directory folders to install. You are getting TNS: protocol ora-12560: map error because you did not start your Oracle database. This is how you can start an Oracle database.

Ermias is a tech writer with a passion for helping people solve Windows problems. He loves to write and share his knowledge with others in the hope that they can benefit from it. He’s been writing about technology and software since he was in college, and has been an avid Microsoft fan ever since he first used Windows 95.