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Jun 25th, 2017
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  1. localhost: Communications link failure
  2.  
  3. The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
  4.  
  5. ---------------------------------------------------------------------------------------------------
  6.  
  7. com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure
  8.  
  9. The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
  10.     at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
  11.     at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:39)
  12.     at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:27)
  13.     at java.lang.reflect.Constructor.newInstance(Constructor.java:513)
  14.     at com.mysql.jdbc.Util.handleNewInstance(Util.java:409)
  15.     at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:1118)
  16.     at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:343)
  17.     at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2308)
  18.     at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2122)
  19.     at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:774)
  20.     at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:49)
  21.     at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
  22.     at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:39)
  23.     at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:27)
  24.     at java.lang.reflect.Constructor.newInstance(Constructor.java:513)
  25.     at com.mysql.jdbc.Util.handleNewInstance(Util.java:409)
  26.     at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:375)
  27.     at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:289)
  28.     at net.sourceforge.squirrel_sql.fw.sql.SQLDriverManager.getConnection(SQLDriverManager.java:133)
  29.     at net.sourceforge.squirrel_sql.client.mainframe.action.OpenConnectionCommand.execute(OpenConnectionCommand.java:97)
  30.     at net.sourceforge.squirrel_sql.client.mainframe.action.ConnectToAliasCommand$SheetHandler.run(ConnectToAliasCommand.java:280)
  31.     at net.sourceforge.squirrel_sql.fw.util.TaskExecuter.run(TaskExecuter.java:82)
  32.     at java.lang.Thread.run(Thread.java:619)
  33. Caused by: java.net.SocketException: Network is unreachable
  34.     at java.net.PlainSocketImpl.socketConnect(Native Method)
  35.     at java.net.PlainSocketImpl.doConnect(PlainSocketImpl.java:333)
  36.     at java.net.PlainSocketImpl.connectToAddress(PlainSocketImpl.java:195)
  37.     at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:182)
  38.     at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:366)
  39.     at java.net.Socket.connect(Socket.java:529)
  40.     at java.net.Socket.connect(Socket.java:478)
  41.     at java.net.Socket.<init>(Socket.java:375)
  42.     at java.net.Socket.<init>(Socket.java:218)
  43.     at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:256)
  44.     at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:292)
  45.     ... 16 more
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