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Showing posts from December, 2017

ORA-12514: TNS:listener does not currently know of service requested in connect descriptor /ora-12505 tns listener does not currently know of sid

If you intend to connect with service name XE, edit your listener.ora to look include the XE name. Sample below SID_LIST_LISTENER =   (SID_LIST =   (SID_DESC =       (SID_NAME = XE)       (ORACLE_HOME = C:\oraclexe\app\oracle\product\11.2.0\server)     )     (SID_DESC =       (SID_NAME = PLSExtProc)       (ORACLE_HOME = C:\oraclexe\app\oracle\product\11.2.0\server)       (PROGRAM = extproc)     )     (SID_DESC =       (SID_NAME = CLRExtProc)       (ORACLE_HOME = C:\oraclexe\app\oracle\product\11.2.0\server)       (PROGRAM = extproc)     )   ) LISTENER =   (DESCRIPTION_LIST =     (DESCRIPTION =       (ADDRESS = (PROTOCOL = IPC)(KEY = EXTPROC1))       (ADDRESS = (PROTOCOL = TCP)(HOST = localhost)(PORT = 1521))     )   ) DEFAULT_SERVICE_LISTENER = (XE) Open your command prompt as administrator and Run  lsnrctl restart lsnrctl reload Voila..Goodluck.

Not Able to Start OracleXNTNSListener in Windows Environment

To resolve this issue, Goto your oraclexe directory and navigate to network/ADMIN     e.g oraclexe\app\oracle\product\11.2.0\server\network\ADMIN Open ( listener .ora) in notepad and replace the HOST address with your localhost or current-ip e.g LISTENER =   (DESCRIPTION_LIST =     (DESCRIPTION =       (ADDRESS = (PROTOCOL = IPC)(KEY = EXTPROC1))       (ADDRESS = (PROTOCOL = TCP)(HOST = localhost)(PORT = 1521))     )   ) DEFAULT_SERVICE_LISTENER = (XE) Open ( tnsnames .ora) with notepad and replace HOST address with your localhost or current-ip address. e.g XE =   (DESCRIPTION =     (ADDRESS = (PROTOCOL = TCP)(HOST =  localhost )(PORT = 1521))     (CONNECT_DATA =       (SERVER = DEDICATED)       (SERVICE_NAME = XE)     )   ) Open your command prompt as adminstrator and run  lsnrctl start NB: You might have to map localhost to 127.0.0.1 in the C:\Windows\System32\drivers\etc\host file by adding   127.0.0.1       localhost