React native Packager can't listen on port 8081
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出现这种情况,一般分2中情况:
1>直接终端运行Rn程序:
直接关闭服务器,重启即可.
2>使用webstorm等编程器:
windows端:在任意处打开cmd窗口,运行以下命令行
查: netstat -ano |findstr 8081 查出是哪一个程序在占用,一般是最后一个,8081对应的那一个.
终止:taskkill /pid 1188 /f 将1188替换为上面查出的端口号,直接在命令行输出即可:
比如下面的例子:
C:\Users\User>netstat -ano |findstr 8081 TCP 0.0.0.0:8081 0.0.0.0:0 LISTENING 35768 TCP 192.168.100.127:8081 192.168.100.135:37991 ESTABLISHED 256 TCP 192.168.100.127:8081 192.168.100.135:40002 ESTABLISHED 0010 TCP [::]:8081 [::]:0 LISTENING 35768C:\Users\User>taskkill /pid 35768/f
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