java.sql.SQLRecoverableException

IO Error: The Network Adapter could not establish the connection

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This is a bug that happens in Slide in versions 4.2.0 and before. Update to 4.2.2 or further to fix it.


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  • Stack trace

    • java.sql.SQLRecoverableException: IO Error: The Network Adapter could not establish the connection at oracle.jdbc.driver.T4CConnection.logon(T4CConnection.java:458) at oracle.jdbc.driver.PhysicalConnection.<init>(PhysicalConnection.java:546) at oracle.jdbc.driver.T4CConnection.<init>(T4CConnection.java:236) at oracle.jdbc.driver.T4CDriverExtension.getConnection(T4CDriverExtension.java:32) at oracle.jdbc.driver.OracleDriver.connect(OracleDriver.java:521) at com.mchange.v2.c3p0.DriverManagerDataSource.getConnection(DriverManagerDataSource.java:134) at com.mchange.v2.c3p0.WrapperConnectionPoolDataSource.getPooledConnection(WrapperConnectionPoolDataSource.java:182) at com.mchange.v2.c3p0.impl.C3P0PooledConnectionPool$1PooledConnectionResourcePoolManager.acquireResource(C3P0PooledConnectionPool.java:148) at com.mchange.v2.resourcepool.BasicResourcePool.doAcquire(BasicResourcePool.java:1014) at com.mchange.v2.resourcepool.BasicResourcePool.access$800(BasicResourcePool.java:32) at com.mchange.v2.resourcepool.BasicResourcePool$AcquireTask.run(BasicResourcePool.java:1810) at com.mchange.v2.async.ThreadPoolAsynchronousRunner$PoolThread.run(ThreadPoolAsynchronousRunner.java:547) Caused by: oracle.net.ns.NetException: The Network Adapter could not establish the connection at oracle.net.nt.ConnStrategy.execute(ConnStrategy.java:392) at oracle.net.resolver.AddrResolution.resolveAndExecute(AddrResolution.java:434) at oracle.net.ns.NSProtocol.establishConnection(NSProtocol.java:687) at oracle.net.ns.NSProtocol.connect(NSProtocol.java:247) at oracle.jdbc.driver.T4CConnection.connect(T4CConnection.java:1102) at oracle.jdbc.driver.T4CConnection.logon(T4CConnection.java:320) ... 11 more Caused by: java.net.UnknownHostException: name_of_host at java.net.InetAddress.getAllByName0(InetAddress.java:1201) at java.net.InetAddress.getAllByName(InetAddress.java:1128) at java.net.InetAddress.getAllByName(InetAddress.java:1064) at oracle.net.nt.TcpNTAdapter.connect(TcpNTAdapter.java:117) at oracle.net.nt.ConnOption.connect(ConnOption.java:133) at oracle.net.nt.ConnStrategy.execute(ConnStrategy.java:370) ... 16 more

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