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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
, 1 year ago
The Network Adapter could not establish the connection
via Oracle Community by 843859, 1 year ago
The Network Adapter could not establish the connection
via Oracle Community by astabi, 1 year 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, 1 year 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
, 1 year 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.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.(Unknown Source)	at java.net.Socket.(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)	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)	at oracle.jdbc.driver.PhysicalConnection.(PhysicalConnection.java:508)	at oracle.jdbc.driver.T4CConnection.(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)