Connect to 127.0.0.1:7890 [/127.0.0.1] failed: Connection refused (Connection refused)

Connect to 127.0.0.1:7890 [/127.0.0.1] failed: Connection refused (Connection refused)

Android studio 有时回报这个错，

解决方法：删除.gradle,然后重启studio。即可

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原文链接：https://blog.csdn.net/li_wei_song/article/details/113139818