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Article - CS81763

Error "java.sql.SQLRecoverableException: IO Error: The Network Adapter could not establish the connection" in various circumstances in Windchill

Modified: 30-Jan-2024   


Applies To

  • Windchill PDMLink 9.1 to 12.1
  • FlexPLM 11.1 to 12.1

Description

  • Error thrown in MethodServer log :
2022-12-14 11:31:38,429 ERROR [main] wt.manager.CacheMasterNegotiator - Failed to acquire JDBC connection java.sql.SQLRecoverableException: IO Error: The Network Adapter could not establish the connection
                at oracle.jdbc.driver.T4CConnection.logon(T4CConnection.java:862)
                at oracle.jdbc.driver.PhysicalConnection.connect(PhysicalConnection.java:793)
                at oracle.jdbc.driver.T4CDriverExtension.getConnection(T4CDriverExtension.java:57)
                at oracle.jdbc.driver.OracleDriver.connect(OracleDriver.java:747)
                at oracle.jdbc.driver.OracleDriver.connect(OracleDriver.java:562)
                at java.sql/java.sql.DriverManager.getConnection(DriverManager.java:677)
                at java.sql/java.sql.DriverManager.getConnection(DriverManager.java:189)
                at wt.pds.StandardDataSource$2.getConnection(StandardDataSource.java:157)
                at wt.pds.StandardDataSource$ConnectionRetry.execute(StandardDataSource.java:411)
                at wt.pds.StandardDataSource.getConnection(StandardDataSource.java:160)
                at wt.pds.StandardDataSource.getConnection(StandardDataSource.java:87)
                at wt.manager.CacheMasterNegotiator.getNewConnection(CacheMasterNegotiator.java:875)
                at wt.manager.CacheMasterNegotiator.start(CacheMasterNegotiator.java:2375)
                at wt.manager.ServerManagerMain.startServerManager_internal(ServerManagerMain.java:390)
                at wt.manager.ServerManagerMain.run(ServerManagerMain.java:298)
                at wt.manager.ServerManagerMain.main(ServerManagerMain.java:228)
Caused by: oracle.net.ns.NetException: The Network Adapter could not establish the connection
                at oracle.net.nt.ConnStrategy.execute(ConnStrategy.java:571)
                at oracle.net.resolver.AddrResolution.resolveAndExecute(AddrResolution.java:548)
                at oracle.net.ns.NSProtocol.establishConnection(NSProtocol.java:682)
                at oracle.net.ns.NSProtocol.connect(NSProtocol.java:309)
                at oracle.jdbc.driver.T4CConnection.connect(T4CConnection.java:1604)
                at oracle.jdbc.driver.T4CConnection.logon(T4CConnection.java:595)
                ... 15 more

 
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