java.net.ConnectException: Connection refused: connect 错误表示 Java 应用程序在尝试通过网络套接字(Socket)连接到远程服务器时,连接请求被服务器拒绝。这通常意味着服务器没有在指定的端口上监听,或者存在网络、防火墙等障碍阻止了连接。 2. 常见原因 服务器未运行:目标服务器没有在客户端尝试连接的端口上启动或运...
Exception:Connection refused to host: 10.15.66.164; nested exception is: java.net.ConnectException: Connection refused java.rmi.ConnectException: Connection refused to host: 10.15.66.164; nested exception is: java.net.ConnectException: Connection refused at sun.rmi.transport.tcp.TCPEndpoint.newSocket(TCP...
它们可能没有连接到LAN或互联网或任何其他网络,在这种情况下,Java将会抛出 客户端的“ java.net.ConnectException:Connection refused ”异常。 4)服务器未运行用 是服务器已关闭但未运行。在这种情况下,你也会得到java.net.ConnectException:连接被拒绝错误。可ping来检查服务器是否正在运行并侦听端口。 5)服务器正在...
"java.net.ConnectException: Connection refused" exception on client side. Read more: https://javarevisited.blogspot.com/2013/02/java-net-ConnectException-Connection-refused.html#ixzz5KBIOc300 2) Server is not running The second most common reason is the server is down and not running. In that...
1[hadoop@slaver1 sqoop-1.4.5-cdh5.3.6]$bin/sqoop import --connect jdbc:mysql://localhost:3306/test --username root --password 123456 --table tb_user --hive-import --m 12Warning: /home/hadoop/soft/sqoop-1.4.5-cdh5.3.6/../hcatalog does not exist!HCatalog jobs will fail.3Pleaseset...
Description of the bug It seems like any incoming request causes a long stack trace like java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) ~[na:na] at java.base/sun.nio.ch.Net.pollConnec...
java.net.ConnectException: Connection refused: connect 这句话的翻译下就是连接被拒绝，发生这样的原因有2种：第一种，可能是你Ip地址输入错误了，或者你在该IP的机器上并没有启动服务，该服务就是java中的ServerSocket；第二种就是你已经启动ServerSocket的程序了，但是你服务端监听的端口与客户端请求...
java.net.ConnectException: Call From V_LZ/192.168.53.1 to hadoop2:8020 failed on connection exception: java.net.ConnectException: Connection refused: no further information; For more details see: http://wiki.apache.org/hadoop/ConnectionRefused ...
: org.apache.spark.SparkException: Job aborted due to stage failure: Task 10 in stage 36.0 failed 4 times, most recent failure: Lost task 10.3 in stage 36.0 (TID 3493, 10.139.64.10, executor 7): java.net.ConnectException: Connection refused (Connection refused) at java.net.PlainSocketImpl.so...
java.net.ConnectException: Connection refused at java.net.PlainSocketImpl.socketConnect(Native Method) at java.net.PlainSocketImpl.doConnect(PlainSocketImpl.java:351) at java.net.PlainSocketImpl.connectToAddress(PlainSocketImpl.java:213) at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:200) at java.ne...