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via Stack Overflow by Silviu
, 1 year ago
The Network Adapter could not establish the connection
via Stack Overflow by user1652549
, 2 years ago
The Network Adapter could not establish the connection
via Oracle Community by 843859, 2 years ago
The Network Adapter could not establish the connection
via Oracle Community by astabi, 2 years ago
Listener refused the connection with the following error: ORA-12505, TNS:listener does not currently know of SID given in connect descriptor The Connection descriptor used by the client was: 111.111.111.111:1521:oracledb,"username","password"
via Oracle Community by MohtashimShaikh, 2 years ago
Listener refused the connection with the following error: ORA-12505, TNS:listener does not currently know of SID given in connect descriptor The Connection descriptor used by the client was: tamldbp02.mybank.net:4601:demo
via Stack Overflow by k9b
, 2 years ago
Listener refused the connection with the following error: ORA-12505, TNS:listener does not currently know of SID given in connect descriptor The Connection descriptor used by the client was: localhost:1521:xe
java.sql.SQLException: The Network Adapter could not establish the connection at oracle.jdbc.driver.SQLStateMapping.newSQLException(SQLStateMapping.java:70) at oracle.jdbc.driver.DatabaseError.newSQLException(DatabaseError.java:133) at oracle.jdbc.driver.DatabaseError.throwSqlException(DatabaseError.java:199) at oracle.jdbc.driver.DatabaseError.throwSqlException(DatabaseError.java:480) at oracle.jdbc.driver.T4CConnection.logon(T4CConnection.java:413) at oracle.jdbc.driver.PhysicalConnection.<init>(PhysicalConnection.java:508) at oracle.jdbc.driver.T4CConnection.<init>(T4CConnection.java:203) at oracle.jdbc.driver.T4CDriverExtension.getConnection(T4CDriverExtension.java:33) at oracle.jdbc.driver.OracleDriver.connect(OracleDriver.java:510) at java.sql.DriverManager.getConnection(Unknown Source) at java.sql.DriverManager.getConnection(Unknown Source) at testare.oracle.main(oracle.java:31)Caused by: oracle.net.ns.NetException: The Network Adapter could not establish the connection at oracle.net.nt.ConnStrategy.execute(ConnStrategy.java:328) at oracle.net.resolver.AddrResolution.resolveAndExecute(AddrResolution.java:421) at oracle.net.ns.NSProtocol.establishConnection(NSProtocol.java:630) at oracle.net.ns.NSProtocol.connect(NSProtocol.java:329) at oracle.jdbc.driver.T4CConnection.connect(T4CConnection.java:966) at oracle.jdbc.driver.T4CConnection.logon(T4CConnection.java:292) ... 7 moreCaused by: java.net.ConnectException: Connection refused: connect at java.net.DualStackPlainSocketImpl.connect0(Native Method) at java.net.DualStackPlainSocketImpl.socketConnect(Unknown Source) at java.net.AbstractPlainSocketImpl.doConnect(Unknown Source) at java.net.AbstractPlainSocketImpl.connectToAddress(Unknown Source) at java.net.AbstractPlainSocketImpl.connect(Unknown Source) at java.net.PlainSocketImpl.connect(Unknown Source) at java.net.SocksSocketImpl.connect(Unknown Source) at java.net.Socket.connect(Unknown Source) at java.net.Socket.connect(Unknown Source) at java.net.Socket.<init>(Unknown Source) at java.net.Socket.<init>(Unknown Source) at oracle.net.nt.TcpNTAdapter.connect(TcpNTAdapter.java:127) at oracle.net.nt.ConnOption.connect(ConnOption.java:126) at oracle.net.nt.ConnStrategy.execute(ConnStrategy.java:306) ... 12 more