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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.

Solutions on the web

via Stack Overflow by Angelina
, 1 year ago
via Stack Overflow by user4490680
, 2 years ago
Connection timed out: connect
via Stack Overflow by tibortru
, 2 years ago
Connection timed out: connect
via codejava.net by Unknown author, 1 year ago
Connection timed out: connect
via GitHub by g-tiwari
, 1 year ago
Connection refused: connect
java.net.ConnectException: Connection timed out: connect	at java.net.DualStackPlainSocketImpl.connect0(Native Method)	at java.net.DualStackPlainSocketImpl.socketConnect(Unknown Source)	at java.net.AbstractPlainSocketImpl.doConnect(Unknown Source)	at java.net.AbstractPlainSocketImpl.connectToAddress(Unknown Source)	at java.net.AbstractPlainSocketImpl.connect(Unknown Source)	at java.net.PlainSocketImpl.connect(Unknown Source)	at java.net.SocksSocketImpl.connect(Unknown Source)	at java.net.Socket.connect(Unknown Source)	at org.apache.commons.net.ftp.FTPClient._openDataConnection_(FTPClient.java:924)	at org.apache.commons.net.ftp.FTPClient._storeFile(FTPClient.java:657)	at org.apache.commons.net.ftp.FTPClient.__storeFile(FTPClient.java:643)	at org.apache.commons.net.ftp.FTPClient.storeFile(FTPClient.java:2033)	at mil.dla.daps.ftp.FTPFunctions.uploadFTPFile(FTPFunctions.java:60)	at mil.dla.daps.ftp.FTPFunctions.main(FTPFunctions.java:121)