1、0.0.0.0 https://account.jetbrains.com:443 加入hosts
2、刷新dns缓存:打开cmd终端,输入ipconfig /flushdns,回车
3、下载jetbrains-agent.jar,将此文件放入idea的bin目录
链接:https://pan.baidu.com/s/1NVVNcSP_9SKUORvFd2lXzQ 密码:7c6c
4、修改idea.exe.vmoptions和idea64.exe.vmoptions
加入-javaagent:D:\IDEA\IntelliJ IDEA 2019.1\bin\jetbrains-agent.jar
5、打开idea,选择 License Server ,点击 Discover Server,点击Active
转自:https://www.jianshu.com/p/b6dd43618a66
https://zhile.io/2018/08/25/jetbrains-license-server-crack.html