C:\RabbitMQ Server\rabbitmq_server-3.7.3\sbin>rabbitmqctl.bat status Status of node rabbit@DESKTOP-6JT7D2H ... Error: unable to perform an operation on node 'rabbit@DESKTOP-6JT7D2H'. Please see diagnostics information and suggestions below. Most common reasons for this are: * Target node is unreachable (e.g. due to hostname resolution, TCP connection or firewall issues) * CLI tool fails to authenticate with the server (e.g. due to CLI tool's Erlang cookie not matching that of the server) * Target node is not running In addition to the diagnostics info below: * See the CLI, clustering and networking guides on http://rabbitmq.com/documentation.html to learn more* Consult server logs on node rabbit@DESKTOP-6JT7D2H DIAGNOSTICS =========== attempted to contact: ['rabbit@DESKTOP-6JT7D2H'] rabbit@DESKTOP-6JT7D2H: * connected to epmd (port 4369) on DESKTOP-6JT7D2H * epmd reports node 'rabbit' uses port 25672 for inter-node and CLI tool traffic * TCP connection succeeded but Erlang distribution failed * Authentication failed (rejected by the remote node), please check the Erlang cookie Current node details: * node name: 'rabbitmqcli57@DESKTOP-6JT7D2H'* effective user's home directory: C:\Users\Administrator.DESKTOP-6JT7D2H* Erlang cookie hash: RmzKErjVZUcsMU8wSgBGbA==
解决方法： 将C:\Users\tracyclock.erlang.cookie 文件拷贝到C:\Windows\System32\config\systemprofile替换掉.erlang.cookie文件
重启rabbitMQ服务：net stop RabbitMQ && net start RabbitMQ
