Flutter BUG Error connecting to the service protocol: HttpException: Connection closed before full..

 

 

Error connecting to the service protocol: HttpException: Connection closed before full header was received, uri = http://127.0.0.1:53811/WcKOPFtfQvg=/ws

如果你用的是安卓的手机或者系统模拟器，原因很简单：安卓的版本不兼容，换一台系统高的就好，但是要flutter兼容到的才行，过高太低就会有这种问题

如果你是iOS的真机或者模拟器，那么问题就是Mac或者真机的代理打开了.直接断开代理,并且在网络设置里面取消所有代理就可以解决。