Application Server was not connected before run configuration stop, reason:Unable to ping server at localhost:1099 Posted on 2017-01-07 | | Visitors: 错误信息: mac IntelliJ IDEA启动tomcat报:Application Server was not connected before run configuration stop, reason: Unable to ping server at localhost:1099 解决方案: /etc/hosts 中添加127.0.0.1 localhost 计算机名