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  1. ,
    Expert tip

    Check if your server (or a proxy server) is not going up and down. There might be something between a proxy and a client sending intermittent requests to non-functioning hosts as well. There might as well be too many requests in a short amount of time.

  2. ,
    Expert tip

    Check if your server (or a proxy server) is not going up and down. There might be something between a proxy and a client sending intermittent requests to non-functioning hosts as well. There might as well be too many requests in a short amount of time.

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IO-fout: The Network Adapter could not establish the connection
java.net.ConnectException: Connection timed out	at java.net.PlainSocketImpl.socketConnect(Native Method)	at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:339)	at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:200)	at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:182)	at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)	at java.net.Socket.connect(Socket.java:579)	at oracle.net.nt.MetricsEnabledSocket.connect(TcpNTAdapter.java:631)	at oracle.net.nt.TcpNTAdapter.connect(TcpNTAdapter.java:164)	at oracle.net.nt.ConnOption.connect(ConnOption.java:137)	at oracle.net.nt.ConnStrategy.execute(ConnStrategy.java:374)	at oracle.net.resolver.AddrResolution.resolveAndExecute(AddrResolution.java:438)	at oracle.net.ns.NSProtocol.establishConnection(NSProtocol.java:731)	at oracle.net.ns.NSProtocol.connect(NSProtocol.java:368)	at oracle.jdbc.driver.T4CConnection.connect(T4CConnection.java:1222)	at oracle.jdbc.driver.T4CConnection.logon(T4CConnection.java:330)	at oracle.jdbc.driver.PhysicalConnection.(PhysicalConnection.java:678)	at oracle.jdbc.driver.T4CConnection.(T4CConnection.java:238)	at oracle.jdbc.driver.T4CDriverExtension.getConnection(T4CDriverExtension.java:34)	at oracle.jdbc.driver.OracleDriver.connect(OracleDriver.java:567)	at java.sql.DriverManager.getConnection(DriverManager.java:571)	at java.sql.DriverManager.getConnection(DriverManager.java:215)	at oracle.apps.ad.worker.AdJavaWorker.getAppsConnection(AdJavaWorker.java:1050)	at oracle.apps.ad.worker.AdJavaWorker.main(AdJavaWorker.java:278)