Windows10下RabbitMQ启动报错：rabbit节点已运行，rabbitmqctl stop无效

启动RabbitMQ时报错：

ERROR: node with name "rabbit" is already running on host "DESKTOP-BKRTA3R"

使用rabbitmqctl stop命令未解决问题，完整报错信息翻译如下：

完整报错信息：

2022-11-11 16:46:03.015000-08:00 [错误] <0.131.0>
2022-11-11 16:46:03.015000-08:00 [错误] <0.131.0> 启动失败
2022-11-11 16:46:03.015000-08:00 [错误] <0.131.0> ===========
2022-11-11 16:46:03.015000-08:00 [错误] <0.131.0> 错误：名为"rabbit"的节点已在主机"DESKTOP-BKRTA3R"上运行
2022-11-11 16:46:03.015000-08:00 [错误] <0.131.0>
启动失败
===========
错误：名为"rabbit"的节点已在主机"DESKTOP-BKRTA3R"上运行

2022-11-11 16:46:04.017000-08:00 [错误] <0.131.0>     监督进程：{local,rabbit_prelaunch_sup}
2022-11-11 16:46:04.017000-08:00 [错误] <0.131.0>     错误上下文：启动错误
2022-11-11 16:46:04.017000-08:00 [错误] <0.131.0>     原因：{duplicate_node_name,"rabbit","DESKTOP-BKRTA3R"}
2022-11-11 16:46:04.017000-08:00 [错误] <0.131.0>     故障进程：[{pid,undefined},
2022-11-11 16:46:04.017000-08:00 [错误] <0.131.0>                {id,prelaunch},
2022-11-11 16:46:04.017000-08:00 [错误] <0.131.0>                {mfargs,{rabbit_prelaunch,run_prelaunch_first_phase,[]}},
2022-11-11 16:46:04.017000-08:00 [错误] <0.131.0>                {restart_type,transient},
2022-11-11 16:46:04.017000-08:00 [错误] <0.131.0>                {significant,false},
2022-11-11 16:46:04.017000-08:00 [错误] <0.131.0>                {shutdown,5000},
2022-11-11 16:46:04.017000-08:00 [错误] <0.131.0>                {child_type,worker}]
2022-11-11 16:46:04.017000-08:00 [错误] <0.131.0>
2022-11-11 16:46:04.017000-08:00 [错误] <0.129.0>   崩溃进程：
2022-11-11 16:46:04.017000-08:00 [错误] <0.129.0>     初始调用：application_master:init/4
2022-11-11 16:46:04.017000-08:00 [错误] <0.129.0>     进程ID：<0.129.0>
2022-11-11 16:46:04.017000-08:00 [错误] <0.129.0>     注册名称：[]
2022-11-11 16:46:04.017000-08:00 [错误] <0.129.0>     异常退出：{{shutdown,
2022-11-11 16:46:04.017000-08:00 [错误] <0.129.0>                          {failed_to_start_child,prelaunch,
2022-11-11 16:46:04.017000-08:00 [错误] <0.129.0>                              {duplicate_node_name,"rabbit",
2022-11-11 16:46:04.017000-08:00 [错误] <0.129.0>                                  "DESKTOP-BKRTA3R"}}},
2022-11-11 16:46:04.017000-08:00 [错误] <0.129.0>                      {rabbit_prelaunch_app,start,[normal,[]]}}
2022-11-11 16:46:04.017000-08:00 [错误] <0.129.0>       调用函数：application_master:init/4 (application_master.erl, 第142行)
2022-11-11 16:46:04.017000-08:00 [错误] <0.129.0>     父进程：[<0.128.0>]
2022-11-11 16:46:04.017000-08:00 [错误] <0.129.0>     消息队列长度：1
2022-11-11 16:46:04.017000-08:00 [错误] <0.129.0>     消息：[{'EXIT',<0.130.0>,normal}]
2022-11-11 16:46:04.017000-08:00 [错误] <0.129.0>     链接：[<0.128.0>,<0.44.0>]
2022-11-11 16:46:04.017000-08:00 [错误] <0.129.0>     字典：[]
2022-11-11 16:46:04.017000-08:00 [错误] <0.129.0>     捕获退出：true
2022-11-11 16:46:04.017000-08:00 [错误] <0.129.0>     状态：运行中
2022-11-11 16:46:04.017000-08:00 [错误] <0.129.0>     堆大小：376
2022-11-11 16:46:04.017000-08:00 [错误] <0.129.0>     栈大小：28
2022-11-11 16:46:04.017000-08:00 [错误] <0.129.0>     化简次数：167
2022-11-11 16:46:04.017000-08:00 [错误] <0.129.0>   关联进程：
2022-11-11 16:46:04.017000-08:00 [错误] <0.129.0>
2022-11-11 16:46:04.043000-08:00 [通知] <0.44.0> 应用rabbitmq_prelaunch退出，原因：{{shutdown,{failed_to_start_child,prelaunch,{duplicate_node_name,"rabbit","DESKTOP-BKRTA3R"}}},{rabbit_prelaunch_app,start,[normal,[]]}}
{"Kernel进程终止",application_controller,"{application_start_failure,rabbitmq_prelaunch,{{shutdown,{failed_to_start_child,prelaunch,{duplicate_node_name,\"rabbit\",\"DESKTOP-BKRTA3R\"}}},{rabbit_prelaunch_app,start,[normal,[]]}}}"}
Kernel进程终止 (application_controller) ({application_start_failure,rabbitmq_prelaunch,{{shutdown,{failed_to_start_child,prelaunch,{duplicate_node_name,"rabbit","DESKTOP-BKRTA3R"}}},{rabbit_prelaunch_app,start,[normal,[]]}}})

解决办法 #

1. 强制操作Erlang节点 #

打开管理员权限的命令提示符，执行以下命令（替换DESKTOP-BKRTA3R为你的实际主机名）：

rabbitmqctl stop_app -n rabbit@DESKTOP-BKRTA3R
rabbitmqctl reset -n rabbit@DESKTOP-BKRTA3R
rabbitmqctl start_app -n rabbit@DESKTOP-BKRTA3R

若以上命令无效，直接强制关闭节点：

rabbitmqctl stop -n rabbit@DESKTOP-BKRTA3R --force

2. 手动终止RabbitMQ相关进程 #

• 按下Ctrl+Shift+Esc打开任务管理器
• 切换到详细信息标签，找到所有erl.exe（Erlang虚拟机进程）和含rabbitmq的进程
• 右键选择结束任务，确认终止所有相关进程

3. 删除残留锁定文件 #

RabbitMQ可能因残留锁定文件误判节点状态：

1. 打开RabbitMQ数据目录，默认路径为C:\Users\<你的用户名>\AppData\Roaming\RabbitMQ或C:\ProgramData\RabbitMQ
2. 删除名为rabbit@DESKTOP-BKRTA3R.pid的文件
3. 若有备份需求，可先备份mnesia目录，再删除该目录下的节点相关文件（删除会清除所有队列和配置）

4. 重启RabbitMQ服务 #

打开管理员命令提示符执行：

net stop RabbitMQ
net start RabbitMQ

或通过服务管理器操作：

• 按下Win+R输入services.msc回车
• 找到RabbitMQ服务，右键选择重启

内容的提问来源于stack exchange，提问作者NicholasM