java.sql.SQLException: Network error IOException: Connection refused: connect

Super User | user2606742 | 2 years ago
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Root Cause Analysis

  1. java.net.ConnectException

    Connection refused: connect

    at java.net.DualStackPlainSocketImpl.connect0()
  2. Java RT
    Method.invoke
    1. java.net.DualStackPlainSocketImpl.connect0(Native Method)
    2. java.net.DualStackPlainSocketImpl.socketConnect(Unknown Source)
    3. java.net.AbstractPlainSocketImpl.doConnect(Unknown Source)
    4. java.net.AbstractPlainSocketImpl.connectToAddress(Unknown Source)
    5. java.net.AbstractPlainSocketImpl.connect(Unknown Source)
    6. java.net.PlainSocketImpl.connect(Unknown Source)
    7. java.net.SocksSocketImpl.connect(Unknown Source)
    8. java.net.Socket.connect(Unknown Source)
    9. sun.reflect.GeneratedMethodAccessor5.invoke(Unknown Source)
    10. sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
    11. java.lang.reflect.Method.invoke(Unknown Source)
    11 frames
  3. jTDS
    Driver.connect
    1. net.sourceforge.jtds.jdbc.SharedSocket.createSocketForJDBC3(SharedSocket.java:304)
    2. net.sourceforge.jtds.jdbc.SharedSocket.<init>(SharedSocket.java:255)
    3. net.sourceforge.jtds.jdbc.ConnectionJDBC2.<init>(ConnectionJDBC2.java:310)
    4. net.sourceforge.jtds.jdbc.ConnectionJDBC3.<init>(ConnectionJDBC3.java:50)
    5. net.sourceforge.jtds.jdbc.Driver.connect(Driver.java:182)
    5 frames
  4. Java RT
    DriverManager.getConnection
    1. java.sql.DriverManager.getConnection(Unknown Source)
    2. java.sql.DriverManager.getConnection(Unknown Source)
    2 frames
  5. org.logicalcobwebs.proxool
    PrototyperThread.run
    1. org.logicalcobwebs.proxool.DefaultConnectionBuilder.buildConnection(DefaultConnectionBuilder.java:39)
    2. org.logicalcobwebs.proxool.Prototyper.buildConnection(Prototyper.java:159)
    3. org.logicalcobwebs.proxool.Prototyper.sweep(Prototyper.java:102)
    4. org.logicalcobwebs.proxool.PrototyperThread.run(PrototyperThread.java:44)
    4 frames