Call From DESKTOP-FJJN71F/192.168.99.1 to 192.168.137.121:8020 failed on connection exception

问题

Call From DESKTOP-FJJN71F/192.168.99.1 to 192.168.137.121:8020 failed on connection exception: java.net.ConnectException: Connection refused: no further information; For more details see:

解决办法

首先要确定你的hdfs是否开启。

Call From DESKTOP-FJJN71F/192.168.99.1 to 192.168.137.121:8020 failed on connection exception 然后查看网页查看自己的hdfs端口号是否一致

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